ROOT (token: short_text [lag_newlines/spaces] {pos_id})            
 ¦--expr: test  [0/0] {1}                                          
 ¦   ¦--expr: test [0/1] {3}                                       
 ¦   ¦   °--SYMBOL: test [0/0] {2}                                 
 ¦   ¦--LEFT_ASSIGN: <- [0/1] {4}                                  
 ¦   °--expr: funct [0/0] {5}                                      
 ¦       ¦--FUNCTION: funct [0/0] {6}                              
 ¦       ¦--'(': ( [0/0] {7}                                       
 ¦       ¦--')': ) [0/1] {8}                                       
 ¦       °--expr: {
  " [0/0] {9}                                 
 ¦           ¦--'{': { [0/2] {10}                                  
 ¦           ¦--expr: "Doub [1/2] {12}                             
 ¦           ¦   °--STR_CONST: "Doub [0/0] {11}                    
 ¦           ¦--expr: 'Sing [1/2] {14}                             
 ¦           ¦   °--STR_CONST: 'Sing [0/0] {13}                    
 ¦           ¦--expr: 'even [1/2] {16}                             
 ¦           ¦   °--STR_CONST: 'even [0/0] {15}                    
 ¦           ¦--expr: 'but  [1/2] {18}                             
 ¦           ¦   °--STR_CONST: 'but  [0/0] {17}                    
 ¦           ¦--expr: "mult [2/2] {20}                             
 ¦           ¦   °--STR_CONST: "mult [0/0] {19}                    
 ¦           ¦--expr: 'That [2/2] {22}                             
 ¦           ¦   °--STR_CONST: 'That [0/0] {21}                    
 ¦           ¦--expr: 'stri [2/2] {24}                             
 ¦           ¦   °--STR_CONST: 'stri [0/0] {23}                    
 ¦           ¦--expr: '\\' [2/2] {26}                            
 ¦           ¦   °--STR_CONST: '\\' [0/0] {25}                   
 ¦           ¦--expr: '\\\' [1/2] {28}                          
 ¦           ¦   °--STR_CONST: '\\\' [0/0] {27}                 
 ¦           ¦--expr: '\\\\ [1/2] {30}                         
 ¦           ¦   °--STR_CONST: '\\\\ [0/0] {29}                
 ¦           ¦--expr: '\\\\ [1/2] {32}                         
 ¦           ¦   °--STR_CONST: '\\\\ [0/0] {31}                
 ¦           ¦--expr: '\'\\ [1/2] {34}                          
 ¦           ¦   °--STR_CONST: '\'\\ [0/0] {33}                 
 ¦           ¦--COMMENT: # Com [2/2] {35}                          
 ¦           ¦--expr: funct [2/2] {36}                             
 ¦           ¦   ¦--expr: funct [0/0] {38}                         
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: funct [0/0] {37}     
 ¦           ¦   ¦--'(': ( [0/0] {39}                              
 ¦           ¦   ¦--SYMBOL_SUB: get_s [0/0] {40}                   
 ¦           ¦   ¦--EQ_SUB: = [0/0] {41}                           
 ¦           ¦   ¦--expr: aroun [0/0] {43}                         
 ¦           ¦   ¦   °--SYMBOL: aroun [0/0] {42}                   
 ¦           ¦   °--')': ) [0/0] {44}                              
 ¦           ¦--expr: no_sp [2/2] {45}                             
 ¦           ¦   ¦--expr: no_sp [0/0] {47}                         
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: no_sp [0/0] {46}     
 ¦           ¦   ¦--'(': ( [0/1] {48}                              
 ¦           ¦   ¦--expr: after [0/0] {49}                         
 ¦           ¦   ¦   ¦--expr: after [0/0] {51}                     
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: after [0/0] {50} 
 ¦           ¦   ¦   ¦--'(': ( [0/1] {52}                          
 ¦           ¦   ¦   °--')': ) [0/0] {53}                          
 ¦           ¦   ¦--',': , [0/1] {54}                              
 ¦           ¦   ¦--expr: paren [0/0] {55}                         
 ¦           ¦   ¦   ¦--expr: paren [0/0] {57}                     
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: paren [0/0] {56} 
 ¦           ¦   ¦   ¦--'(': ( [0/1] {58}                          
 ¦           ¦   ¦   ¦--expr: (1 +  [0/0] {59}                     
 ¦           ¦   ¦   ¦   ¦--'(': ( [0/0] {60}                      
 ¦           ¦   ¦   ¦   ¦--expr: 1 + 2 [0/0] {61}                 
 ¦           ¦   ¦   ¦   ¦   ¦--expr: 1 [0/1] {63}                 
 ¦           ¦   ¦   ¦   ¦   ¦   °--NUM_CONST: 1 [0/0] {62}        
 ¦           ¦   ¦   ¦   ¦   ¦--'+': + [0/1] {64}                  
 ¦           ¦   ¦   ¦   ¦   °--expr: 2 [0/0] {66}                 
 ¦           ¦   ¦   ¦   ¦       °--NUM_CONST: 2 [0/0] {65}        
 ¦           ¦   ¦   ¦   °--')': ) [0/0] {67}                      
 ¦           ¦   ¦   °--')': ) [0/0] {68}                          
 ¦           ¦   °--')': ) [0/0] {69}                              
 ¦           ¦--expr: no_sp [1/2] {70}                             
 ¦           ¦   ¦--expr: no_sp [0/1] {72}                         
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: no_sp [0/0] {71}     
 ¦           ¦   ¦--'(': ( [0/0] {73}                              
 ¦           ¦   ¦--expr: befor [0/0] {74}                         
 ¦           ¦   ¦   ¦--expr: befor [0/1] {76}                     
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: befor [0/0] {75} 
 ¦           ¦   ¦   ¦--'(': ( [0/0] {77}                          
 ¦           ¦   ¦   °--')': ) [0/0] {78}                          
 ¦           ¦   ¦--',': , [0/1] {79}                              
 ¦           ¦   ¦--expr: paren [0/0] {80}                         
 ¦           ¦   ¦   ¦--expr: paren [0/1] {82}                     
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: paren [0/0] {81} 
 ¦           ¦   ¦   ¦--'(': ( [0/1] {83}                          
 ¦           ¦   ¦   ¦--expr: (1 +  [0/0] {84}                     
 ¦           ¦   ¦   ¦   ¦--'(': ( [0/0] {85}                      
 ¦           ¦   ¦   ¦   ¦--expr: 1 + 2 [0/0] {86}                 
 ¦           ¦   ¦   ¦   ¦   ¦--expr: 1 [0/1] {88}                 
 ¦           ¦   ¦   ¦   ¦   ¦   °--NUM_CONST: 1 [0/0] {87}        
 ¦           ¦   ¦   ¦   ¦   ¦--'+': + [0/1] {89}                  
 ¦           ¦   ¦   ¦   ¦   °--expr: 2 [0/0] {91}                 
 ¦           ¦   ¦   ¦   ¦       °--NUM_CONST: 2 [0/0] {90}        
 ¦           ¦   ¦   ¦   °--')': ) [0/0] {92}                      
 ¦           ¦   ¦   °--')': ) [0/0] {93}                          
 ¦           ¦   °--')': ) [0/0] {94}                              
 ¦           ¦--expr: no_sp [1/2] {95}                             
 ¦           ¦   ¦--expr: no_sp [0/0] {97}                         
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: no_sp [0/0] {96}     
 ¦           ¦   ¦--'(': ( [0/0] {98}                              
 ¦           ¦   ¦--expr: befor [0/0] {99}                         
 ¦           ¦   ¦   ¦--expr: befor [0/0] {101}                    
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: befor [0/0] {100}
 ¦           ¦   ¦   ¦--'(': ( [0/0] {102}                         
 ¦           ¦   ¦   ¦--expr: closi [0/1] {104}                    
 ¦           ¦   ¦   ¦   °--SYMBOL: closi [0/0] {103}              
 ¦           ¦   ¦   °--')': ) [0/0] {105}                         
 ¦           ¦   ¦--',': , [0/1] {106}                             
 ¦           ¦   ¦--expr: paren [0/1] {107}                        
 ¦           ¦   ¦   ¦--expr: paren [0/0] {109}                    
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: paren [0/0] {108}
 ¦           ¦   ¦   ¦--'(': ( [0/0] {110}                         
 ¦           ¦   ¦   ¦--expr: (1 +  [0/1] {111}                    
 ¦           ¦   ¦   ¦   ¦--'(': ( [0/0] {112}                     
 ¦           ¦   ¦   ¦   ¦--expr: 1 + 2 [0/0] {113}                
 ¦           ¦   ¦   ¦   ¦   ¦--expr: 1 [0/1] {115}                
 ¦           ¦   ¦   ¦   ¦   ¦   °--NUM_CONST: 1 [0/0] {114}       
 ¦           ¦   ¦   ¦   ¦   ¦--'+': + [0/1] {116}                 
 ¦           ¦   ¦   ¦   ¦   °--expr: 2 [0/0] {118}                
 ¦           ¦   ¦   ¦   ¦       °--NUM_CONST: 2 [0/0] {117}       
 ¦           ¦   ¦   ¦   °--')': ) [0/0] {119}                     
 ¦           ¦   ¦   °--')': ) [0/0] {120}                         
 ¦           ¦   °--')': ) [0/0] {121}                             
 ¦           ¦--expr: multi [1/2] {122}                            
 ¦           ¦   ¦--expr: multi [0/0] {124}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: multi [0/0] {123}    
 ¦           ¦   ¦--'(': ( [0/4] {125}                             
 ¦           ¦   ¦--expr: line [1/0] {127}                         
 ¦           ¦   ¦   °--SYMBOL: line [0/0] {126}                   
 ¦           ¦   ¦--',': , [0/4] {128}                             
 ¦           ¦   ¦--expr: call [1/2] {130}                         
 ¦           ¦   ¦   °--SYMBOL: call [0/0] {129}                   
 ¦           ¦   °--')': ) [1/0] {131}                             
 ¦           ¦--expr: multi [1/2] {132}                            
 ¦           ¦   ¦--expr: multi [0/0] {134}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: multi [0/0] {133}    
 ¦           ¦   ¦--'(': ( [0/2] {135}                             
 ¦           ¦   °--')': ) [1/0] {136}                             
 ¦           ¦--expr: one_s [2/2] {137}                            
 ¦           ¦   ¦--expr: one_s [0/0] {139}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: one_s [0/0] {138}    
 ¦           ¦   ¦--'(': ( [0/0] {140}                             
 ¦           ¦   ¦--expr: after [0/0] {142}                        
 ¦           ¦   ¦   °--SYMBOL: after [0/0] {141}                  
 ¦           ¦   ¦--',': , [0/0] {143}                             
 ¦           ¦   ¦--expr: comma [0/0] {144}                        
 ¦           ¦   ¦   ¦--expr: comma [0/0] {146}                    
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: comma [0/0] {145}
 ¦           ¦   ¦   ¦--'(': ( [0/0] {147}                         
 ¦           ¦   ¦   ¦--expr: "in" [0/0] {149}                     
 ¦           ¦   ¦   ¦   °--STR_CONST: "in" [0/0] {148}            
 ¦           ¦   ¦   ¦--',': , [0/0] {150}                         
 ¦           ¦   ¦   ¦--expr: "func [0/0] {152}                    
 ¦           ¦   ¦   ¦   °--STR_CONST: "func [0/0] {151}           
 ¦           ¦   ¦   ¦--',': , [0/2] {153}                         
 ¦           ¦   ¦   ¦--expr: args [0/0] {155}                     
 ¦           ¦   ¦   ¦   °--SYMBOL: args [0/0] {154}               
 ¦           ¦   ¦   °--')': ) [0/0] {156}                         
 ¦           ¦   °--')': ) [0/0] {157}                             
 ¦           ¦--expr: {
    [2/2] {158}                           
 ¦           ¦   ¦--'{': { [0/4] {159}                             
 ¦           ¦   ¦--expr: brace [1/4] {161}                        
 ¦           ¦   ¦   °--SYMBOL: brace [0/0] {160}                  
 ¦           ¦   ¦--expr: expre [1/2] {163}                        
 ¦           ¦   ¦   °--SYMBOL: expre [0/0] {162}                  
 ¦           ¦   °--'}': } [1/0] {164}                             
 ¦           ¦--expr: brace [2/2] {165}                            
 ¦           ¦   ¦--expr: brace [0/0] {167}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: brace [0/0] {166}    
 ¦           ¦   ¦--'(': ( [0/0] {168}                             
 ¦           ¦   ¦--expr: "unna [0/0] {170}                        
 ¦           ¦   ¦   °--STR_CONST: "unna [0/0] {169}               
 ¦           ¦   ¦--',': , [0/1] {171}                             
 ¦           ¦   ¦--expr: {
    [0/0] {172}                       
 ¦           ¦   ¦   ¦--'{': { [0/4] {173}                         
 ¦           ¦   ¦   ¦--expr: "func [1/4] {175}                    
 ¦           ¦   ¦   ¦   °--STR_CONST: "func [0/0] {174}           
 ¦           ¦   ¦   ¦--expr: call [1/2] {177}                     
 ¦           ¦   ¦   ¦   °--SYMBOL: call [0/0] {176}               
 ¦           ¦   ¦   °--'}': } [1/0] {178}                         
 ¦           ¦   °--')': ) [0/0] {179}                             
 ¦           ¦--expr: brace [2/2] {180}                            
 ¦           ¦   ¦--expr: brace [0/0] {182}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: brace [0/0] {181}    
 ¦           ¦   ¦--'(': ( [0/0] {183}                             
 ¦           ¦   ¦--SYMBOL_SUB: named [0/1] {184}                  
 ¦           ¦   ¦--EQ_SUB: = [0/1] {185}                          
 ¦           ¦   ¦--expr: {
    [0/0] {186}                       
 ¦           ¦   ¦   ¦--'{': { [0/4] {187}                         
 ¦           ¦   ¦   ¦--expr: "func [1/4] {189}                    
 ¦           ¦   ¦   ¦   °--STR_CONST: "func [0/0] {188}           
 ¦           ¦   ¦   ¦--expr: call [1/2] {191}                     
 ¦           ¦   ¦   ¦   °--SYMBOL: call [0/0] {190}               
 ¦           ¦   ¦   °--'}': } [1/0] {192}                         
 ¦           ¦   °--')': ) [0/0] {193}                             
 ¦           ¦--expr: brace [2/2] {194}                            
 ¦           ¦   ¦--expr: brace [0/0] {196}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: brace [0/0] {195}    
 ¦           ¦   ¦--'(': ( [0/0] {197}                             
 ¦           ¦   ¦--expr: "unna [0/0] {199}                        
 ¦           ¦   ¦   °--STR_CONST: "unna [0/0] {198}               
 ¦           ¦   ¦--',': , [0/4] {200}                             
 ¦           ¦   ¦--expr: {
  } [0/0] {201}                       
 ¦           ¦   ¦   ¦--'{': { [0/2] {202}                         
 ¦           ¦   ¦   °--'}': } [1/0] {203}                         
 ¦           ¦   °--')': ) [0/0] {204}                             
 ¦           ¦--expr: brace [2/2] {205}                            
 ¦           ¦   ¦--expr: brace [0/0] {207}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: brace [0/0] {206}    
 ¦           ¦   ¦--'(': ( [0/0] {208}                             
 ¦           ¦   ¦--expr: "unna [0/0] {210}                        
 ¦           ¦   ¦   °--STR_CONST: "unna [0/0] {209}               
 ¦           ¦   ¦--',': , [0/0] {211}                             
 ¦           ¦   ¦--expr: {
  } [0/0] {212}                       
 ¦           ¦   ¦   ¦--'{': { [0/2] {213}                         
 ¦           ¦   ¦   °--'}': } [1/0] {214}                         
 ¦           ¦   °--')': ) [0/0] {215}                             
 ¦           ¦--expr: brace [2/2] {216}                            
 ¦           ¦   ¦--expr: brace [0/0] {218}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: brace [0/0] {217}    
 ¦           ¦   ¦--'(': ( [0/0] {219}                             
 ¦           ¦   ¦--SYMBOL_SUB: named [0/1] {220}                  
 ¦           ¦   ¦--EQ_SUB: = [0/4] {221}                          
 ¦           ¦   ¦--expr: {
  } [0/0] {222}                       
 ¦           ¦   ¦   ¦--'{': { [0/2] {223}                         
 ¦           ¦   ¦   °--'}': } [1/0] {224}                         
 ¦           ¦   °--')': ) [0/0] {225}                             
 ¦           ¦--expr: brace [2/2] {226}                            
 ¦           ¦   ¦--expr: brace [0/0] {228}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: brace [0/0] {227}    
 ¦           ¦   ¦--'(': ( [0/0] {229}                             
 ¦           ¦   ¦--SYMBOL_SUB: named [0/1] {230}                  
 ¦           ¦   ¦--EQ_SUB: = [0/4] {231}                          
 ¦           ¦   ¦--expr: {
  } [0/0] {232}                       
 ¦           ¦   ¦   ¦--'{': { [0/2] {233}                         
 ¦           ¦   ¦   °--'}': } [1/0] {234}                         
 ¦           ¦   °--')': ) [0/0] {235}                             
 ¦           ¦--expr: brace [2/2] {236}                            
 ¦           ¦   ¦--expr: brace [0/0] {238}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: brace [0/0] {237}    
 ¦           ¦   ¦--'(': ( [0/2] {239}                             
 ¦           ¦   ¦--expr: {
    [0/0] {240}                       
 ¦           ¦   ¦   ¦--'{': { [0/4] {241}                         
 ¦           ¦   ¦   ¦--expr: empty [1/2] {243}                    
 ¦           ¦   ¦   ¦   °--SYMBOL: empty [0/0] {242}              
 ¦           ¦   ¦   °--'}': } [1/0] {244}                         
 ¦           ¦   °--')': ) [0/0] {245}                             
 ¦           ¦--expr: a%/%b [2/2] {246}                            
 ¦           ¦   ¦--expr: a [0/0] {248}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {247}                      
 ¦           ¦   ¦--SPECIAL-OTHER: %/% [0/0] {249}                 
 ¦           ¦   °--expr: b [0/0] {251}                            
 ¦           ¦       °--SYMBOL: b [0/0] {250}                      
 ¦           ¦--expr: a%%b [1/2] {252}                             
 ¦           ¦   ¦--expr: a [0/0] {254}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {253}                      
 ¦           ¦   ¦--SPECIAL-OTHER: %% [0/0] {255}                  
 ¦           ¦   °--expr: b [0/0] {257}                            
 ¦           ¦       °--SYMBOL: b [0/0] {256}                      
 ¦           ¦--expr: a&&b [1/2] {258}                             
 ¦           ¦   ¦--expr: a [0/0] {260}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {259}                      
 ¦           ¦   ¦--AND2: && [0/0] {261}                           
 ¦           ¦   °--expr: b [0/0] {263}                            
 ¦           ¦       °--SYMBOL: b [0/0] {262}                      
 ¦           ¦--expr: a||b [1/2] {264}                             
 ¦           ¦   ¦--expr: a [0/0] {266}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {265}                      
 ¦           ¦   ¦--OR2: || [0/0] {267}                            
 ¦           ¦   °--expr: b [0/0] {269}                            
 ¦           ¦       °--SYMBOL: b [0/0] {268}                      
 ¦           ¦--expr: a==b [1/2] {270}                             
 ¦           ¦   ¦--expr: a [0/0] {272}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {271}                      
 ¦           ¦   ¦--EQ: == [0/0] {273}                             
 ¦           ¦   °--expr: b [0/0] {275}                            
 ¦           ¦       °--SYMBOL: b [0/0] {274}                      
 ¦           ¦--expr: a!=b [1/2] {276}                             
 ¦           ¦   ¦--expr: a [0/0] {278}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {277}                      
 ¦           ¦   ¦--NE: != [0/0] {279}                             
 ¦           ¦   °--expr: b [0/0] {281}                            
 ¦           ¦       °--SYMBOL: b [0/0] {280}                      
 ¦           ¦--expr: a<=b [1/2] {282}                             
 ¦           ¦   ¦--expr: a [0/0] {284}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {283}                      
 ¦           ¦   ¦--LE: <= [0/0] {285}                             
 ¦           ¦   °--expr: b [0/0] {287}                            
 ¦           ¦       °--SYMBOL: b [0/0] {286}                      
 ¦           ¦--expr: a>=b [1/2] {288}                             
 ¦           ¦   ¦--expr: a [0/0] {290}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {289}                      
 ¦           ¦   ¦--GE: >= [0/0] {291}                             
 ¦           ¦   °--expr: b [0/0] {293}                            
 ¦           ¦       °--SYMBOL: b [0/0] {292}                      
 ¦           ¦--expr: a<-b [1/2] {294}                             
 ¦           ¦   ¦--expr: a [0/0] {296}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {295}                      
 ¦           ¦   ¦--LEFT_ASSIGN: <- [0/0] {297}                    
 ¦           ¦   °--expr: b [0/0] {299}                            
 ¦           ¦       °--SYMBOL: b [0/0] {298}                      
 ¦           ¦--expr: a->b [1/2] {300}                             
 ¦           ¦   ¦--expr: a [0/0] {302}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {301}                      
 ¦           ¦   ¦--RIGHT_ASSIGN: -> [0/0] {303}                   
 ¦           ¦   °--expr: b [0/0] {305}                            
 ¦           ¦       °--SYMBOL: b [0/0] {304}                      
 ¦           ¦--expr_or_assign_or_help: a=b [1/2] {306}            
 ¦           ¦   ¦--expr: a [0/0] {308}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {307}                      
 ¦           ¦   ¦--EQ_ASSIGN: = [0/0] {309}                       
 ¦           ¦   °--expr: b [0/0] {311}                            
 ¦           ¦       °--SYMBOL: b [0/0] {310}                      
 ¦           ¦--expr: a<b [1/2] {312}                              
 ¦           ¦   ¦--expr: a [0/0] {314}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {313}                      
 ¦           ¦   ¦--LT: < [0/0] {315}                              
 ¦           ¦   °--expr: b [0/0] {317}                            
 ¦           ¦       °--SYMBOL: b [0/0] {316}                      
 ¦           ¦--expr: a>b [1/2] {318}                              
 ¦           ¦   ¦--expr: a [0/0] {320}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {319}                      
 ¦           ¦   ¦--GT: > [0/0] {321}                              
 ¦           ¦   °--expr: b [0/0] {323}                            
 ¦           ¦       °--SYMBOL: b [0/0] {322}                      
 ¦           ¦--expr: a*b [1/2] {324}                              
 ¦           ¦   ¦--expr: a [0/0] {326}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {325}                      
 ¦           ¦   ¦--'*': * [0/0] {327}                             
 ¦           ¦   °--expr: b [0/0] {329}                            
 ¦           ¦       °--SYMBOL: b [0/0] {328}                      
 ¦           ¦--expr: a/b [1/2] {330}                              
 ¦           ¦   ¦--expr: a [0/0] {332}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {331}                      
 ¦           ¦   ¦--'/': / [0/0] {333}                             
 ¦           ¦   °--expr: b [0/0] {335}                            
 ¦           ¦       °--SYMBOL: b [0/0] {334}                      
 ¦           ¦--expr: a^b [1/2] {336}                              
 ¦           ¦   ¦--expr: a [0/0] {338}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {337}                      
 ¦           ¦   ¦--'^': ^ [0/0] {339}                             
 ¦           ¦   °--expr: b [0/0] {341}                            
 ¦           ¦       °--SYMBOL: b [0/0] {340}                      
 ¦           ¦--expr: a&b [1/2] {342}                              
 ¦           ¦   ¦--expr: a [0/0] {344}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {343}                      
 ¦           ¦   ¦--AND: & [0/0] {345}                             
 ¦           ¦   °--expr: b [0/0] {347}                            
 ¦           ¦       °--SYMBOL: b [0/0] {346}                      
 ¦           ¦--expr: a|b [1/2] {348}                              
 ¦           ¦   ¦--expr: a [0/0] {350}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {349}                      
 ¦           ¦   ¦--OR: | [0/0] {351}                              
 ¦           ¦   °--expr: b [0/0] {353}                            
 ¦           ¦       °--SYMBOL: b [0/0] {352}                      
 ¦           ¦--expr: a:=b [1/2] {354}                             
 ¦           ¦   ¦--expr: a [0/0] {356}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {355}                      
 ¦           ¦   ¦--LEFT_ASSIGN: := [0/0] {357}                    
 ¦           ¦   °--expr: b [0/0] {359}                            
 ¦           ¦       °--SYMBOL: b [0/0] {358}                      
 ¦           ¦--expr: a+b [2/2] {360}                              
 ¦           ¦   ¦--expr: a [0/0] {362}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {361}                      
 ¦           ¦   ¦--'+': + [0/0] {363}                             
 ¦           ¦   °--expr: b [0/0] {365}                            
 ¦           ¦       °--SYMBOL: b [0/0] {364}                      
 ¦           ¦--expr: a-b [1/2] {366}                              
 ¦           ¦   ¦--expr: a [0/0] {368}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {367}                      
 ¦           ¦   ¦--'-': - [0/0] {369}                             
 ¦           ¦   °--expr: b [0/0] {371}                            
 ¦           ¦       °--SYMBOL: b [0/0] {370}                      
 ¦           ¦--expr: a++b [1/2] {372}                             
 ¦           ¦   ¦--expr: a [0/0] {374}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {373}                      
 ¦           ¦   ¦--'+': + [0/0] {375}                             
 ¦           ¦   °--expr: +b [0/0] {376}                           
 ¦           ¦       ¦--'+': + [0/0] {377}                         
 ¦           ¦       °--expr: b [0/0] {379}                        
 ¦           ¦           °--SYMBOL: b [0/0] {378}                  
 ¦           ¦--expr: a+-b [1/2] {380}                             
 ¦           ¦   ¦--expr: a [0/0] {382}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {381}                      
 ¦           ¦   ¦--'+': + [0/0] {383}                             
 ¦           ¦   °--expr: -b [0/0] {384}                           
 ¦           ¦       ¦--'-': - [0/0] {385}                         
 ¦           ¦       °--expr: b [0/0] {387}                        
 ¦           ¦           °--SYMBOL: b [0/0] {386}                  
 ¦           ¦--expr: a++b [1/2] {388}                             
 ¦           ¦   ¦--expr: a [0/0] {390}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {389}                      
 ¦           ¦   ¦--'+': + [0/0] {391}                             
 ¦           ¦   °--expr: +b [0/0] {392}                           
 ¦           ¦       ¦--'+': + [0/0] {393}                         
 ¦           ¦       °--expr: b [0/0] {395}                        
 ¦           ¦           °--SYMBOL: b [0/0] {394}                  
 ¦           ¦--expr: a-+b [1/2] {396}                             
 ¦           ¦   ¦--expr: a [0/0] {398}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {397}                      
 ¦           ¦   ¦--'-': - [0/0] {399}                             
 ¦           ¦   °--expr: +b [0/0] {400}                           
 ¦           ¦       ¦--'+': + [0/0] {401}                         
 ¦           ¦       °--expr: b [0/0] {403}                        
 ¦           ¦           °--SYMBOL: b [0/0] {402}                  
 ¦           ¦--expr: a--b [1/2] {404}                             
 ¦           ¦   ¦--expr: a [0/0] {406}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {405}                      
 ¦           ¦   ¦--'-': - [0/0] {407}                             
 ¦           ¦   °--expr: -b [0/0] {408}                           
 ¦           ¦       ¦--'-': - [0/0] {409}                         
 ¦           ¦       °--expr: b [0/0] {411}                        
 ¦           ¦           °--SYMBOL: b [0/0] {410}                  
 ¦           ¦--expr: a+--b [1/2] {412}                            
 ¦           ¦   ¦--expr: a [0/0] {414}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {413}                      
 ¦           ¦   ¦--'+': + [0/0] {415}                             
 ¦           ¦   °--expr: --b [0/0] {416}                          
 ¦           ¦       ¦--'-': - [0/0] {417}                         
 ¦           ¦       °--expr: -b [0/0] {418}                       
 ¦           ¦           ¦--'-': - [0/0] {419}                     
 ¦           ¦           °--expr: b [0/0] {421}                    
 ¦           ¦               °--SYMBOL: b [0/0] {420}              
 ¦           ¦--expr: a--+b [1/2] {422}                            
 ¦           ¦   ¦--expr: a [0/0] {424}                            
 ¦           ¦   ¦   °--SYMBOL: a [0/0] {423}                      
 ¦           ¦   ¦--'-': - [0/0] {425}                             
 ¦           ¦   °--expr: -+b [0/0] {426}                          
 ¦           ¦       ¦--'-': - [0/0] {427}                         
 ¦           ¦       °--expr: +b [0/0] {428}                       
 ¦           ¦           ¦--'+': + [0/0] {429}                     
 ¦           ¦           °--expr: b [0/0] {431}                    
 ¦           ¦               °--SYMBOL: b [0/0] {430}              
 ¦           ¦--expr: call( [1/2] {432}                            
 ¦           ¦   ¦--expr: call [0/0] {434}                         
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: call [0/0] {433}     
 ¦           ¦   ¦--'(': ( [0/1] {435}                             
 ¦           ¦   ¦--expr: + a [0/0] {436}                          
 ¦           ¦   ¦   ¦--'+': + [0/1] {437}                         
 ¦           ¦   ¦   °--expr: a [0/0] {439}                        
 ¦           ¦   ¦       °--SYMBOL: a [0/0] {438}                  
 ¦           ¦   °--')': ) [0/0] {440}                             
 ¦           ¦--expr: call( [1/2] {441}                            
 ¦           ¦   ¦--expr: call [0/0] {443}                         
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: call [0/0] {442}     
 ¦           ¦   ¦--'(': ( [0/1] {444}                             
 ¦           ¦   ¦--expr: - a [0/0] {445}                          
 ¦           ¦   ¦   ¦--'-': - [0/1] {446}                         
 ¦           ¦   ¦   °--expr: a [0/0] {448}                        
 ¦           ¦   ¦       °--SYMBOL: a [0/0] {447}                  
 ¦           ¦   °--')': ) [0/0] {449}                             
 ¦           ¦--expr: call( [1/2] {450}                            
 ¦           ¦   ¦--expr: call [0/0] {452}                         
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: call [0/0] {451}     
 ¦           ¦   ¦--'(': ( [0/0] {453}                             
 ¦           ¦   ¦--expr: 5 [0/0] {455}                            
 ¦           ¦   ¦   °--NUM_CONST: 5 [0/0] {454}                   
 ¦           ¦   ¦--',': , [0/1] {456}                             
 ¦           ¦   ¦--expr: + a [0/0] {457}                          
 ¦           ¦   ¦   ¦--'+': + [0/1] {458}                         
 ¦           ¦   ¦   °--expr: a [0/0] {460}                        
 ¦           ¦   ¦       °--SYMBOL: a [0/0] {459}                  
 ¦           ¦   °--')': ) [0/0] {461}                             
 ¦           ¦--expr: call( [1/2] {462}                            
 ¦           ¦   ¦--expr: call [0/0] {464}                         
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: call [0/0] {463}     
 ¦           ¦   ¦--'(': ( [0/0] {465}                             
 ¦           ¦   ¦--expr: 5 [0/0] {467}                            
 ¦           ¦   ¦   °--NUM_CONST: 5 [0/0] {466}                   
 ¦           ¦   ¦--',': , [0/1] {468}                             
 ¦           ¦   ¦--expr: - a [0/0] {469}                          
 ¦           ¦   ¦   ¦--'-': - [0/1] {470}                         
 ¦           ¦   ¦   °--expr: a [0/0] {472}                        
 ¦           ¦   ¦       °--SYMBOL: a [0/0] {471}                  
 ¦           ¦   °--')': ) [0/0] {473}                             
 ¦           ¦--COMMENT: # Onl [2/2] {474}                         
 ¦           ¦--expr: call( [1/2] {475}                            
 ¦           ¦   ¦--expr: call [0/0] {477}                         
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: call [0/0] {476}     
 ¦           ¦   ¦--'(': ( [0/4] {478}                             
 ¦           ¦   ¦--expr: prese [1/0] {480}                        
 ¦           ¦   ¦   °--SYMBOL: prese [0/0] {479}                  
 ¦           ¦   ¦--',': , [0/1] {481}                             
 ¦           ¦   ¦--expr: dista [0/0] {483}                        
 ¦           ¦   ¦   °--SYMBOL: dista [0/0] {482}                  
 ¦           ¦   ¦--',': , [0/4] {484}                             
 ¦           ¦   ¦--expr: after [1/0] {486}                        
 ¦           ¦   ¦   °--SYMBOL: after [0/0] {485}                  
 ¦           ¦   ¦--',': , [0/5] {487}                             
 ¦           ¦   ¦--expr: comma [0/0] {489}                        
 ¦           ¦   ¦   °--SYMBOL: comma [0/0] {488}                  
 ¦           ¦   ¦--',': , [0/4] {490}                             
 ¦           ¦   ¦--expr: given [1/0] {492}                        
 ¦           ¦   ¦   °--SYMBOL: given [0/0] {491}                  
 ¦           ¦   ¦--',': , [0/0] {493}                             
 ¦           ¦   ¦--expr: one [0/2] {495}                          
 ¦           ¦   ¦   °--SYMBOL: one [0/0] {494}                    
 ¦           ¦   °--')': ) [1/0] {496}                             
 ¦           ¦--expr: if(TR [2/2] {497}                            
 ¦           ¦   ¦--IF: if [0/0] {498}                             
 ¦           ¦   ¦--'(': ( [0/0] {499}                             
 ¦           ¦   ¦--expr: TRUE [0/0] {501}                         
 ¦           ¦   ¦   °--NUM_CONST: TRUE [0/0] {500}                
 ¦           ¦   ¦--')': ) [0/0] {502}                             
 ¦           ¦   °--expr: {
    [0/0] {503}                       
 ¦           ¦       ¦--'{': { [0/4] {504}                         
 ¦           ¦       ¦--expr: FALSE [1/2] {506}                    
 ¦           ¦       ¦   °--NUM_CONST: FALSE [0/0] {505}           
 ¦           ¦       °--'}': } [1/0] {507}                         
 ¦           ¦--expr: if(TR [2/2] {508}                            
 ¦           ¦   ¦--IF: if [0/0] {509}                             
 ¦           ¦   ¦--'(': ( [0/0] {510}                             
 ¦           ¦   ¦--expr: TRUE [0/0] {512}                         
 ¦           ¦   ¦   °--NUM_CONST: TRUE [0/0] {511}                
 ¦           ¦   ¦--')': ) [0/0] {513}                             
 ¦           ¦   ¦--expr: {
    [0/0] {514}                       
 ¦           ¦   ¦   ¦--'{': { [0/4] {515}                         
 ¦           ¦   ¦   ¦--expr: FALSE [1/2] {517}                    
 ¦           ¦   ¦   ¦   °--NUM_CONST: FALSE [0/0] {516}           
 ¦           ¦   ¦   °--'}': } [1/0] {518}                         
 ¦           ¦   ¦--ELSE: else [0/0] {519}                         
 ¦           ¦   °--expr: {
    [0/0] {520}                       
 ¦           ¦       ¦--'{': { [0/4] {521}                         
 ¦           ¦       ¦--expr: TRUE [1/2] {523}                     
 ¦           ¦       ¦   °--NUM_CONST: TRUE [0/0] {522}            
 ¦           ¦       °--'}': } [1/0] {524}                         
 ¦           ¦--expr: while [2/2] {525}                            
 ¦           ¦   ¦--WHILE: while [0/0] {526}                       
 ¦           ¦   ¦--'(': ( [0/0] {527}                             
 ¦           ¦   ¦--expr: TRUE [0/0] {529}                         
 ¦           ¦   ¦   °--NUM_CONST: TRUE [0/0] {528}                
 ¦           ¦   ¦--')': ) [0/0] {530}                             
 ¦           ¦   °--expr: {
    [0/0] {531}                       
 ¦           ¦       ¦--'{': { [0/4] {532}                         
 ¦           ¦       ¦--expr: FALSE [1/2] {534}                    
 ¦           ¦       ¦   °--NUM_CONST: FALSE [0/0] {533}           
 ¦           ¦       °--'}': } [1/0] {535}                         
 ¦           ¦--expr: singl [2/2] {536}                            
 ¦           ¦   ¦--expr: singl [0/1] {538}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: singl [0/0] {537}    
 ¦           ¦   ¦--'(': ( [0/1] {539}                             
 ¦           ¦   ¦--expr: "func [0/1] {541}                        
 ¦           ¦   ¦   °--STR_CONST: "func [0/0] {540}               
 ¦           ¦   ¦--',': , [0/0] {542}                             
 ¦           ¦   ¦--expr: call [0/1] {544}                         
 ¦           ¦   ¦   °--SYMBOL: call [0/0] {543}                   
 ¦           ¦   °--')': ) [0/0] {545}                             
 ¦           ¦--expr: multi [2/2] {546}                            
 ¦           ¦   ¦--expr: multi [0/1] {548}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: multi [0/0] {547}    
 ¦           ¦   ¦--'(': ( [0/2] {549}                             
 ¦           ¦   ¦--expr: "func [1/0] {551}                        
 ¦           ¦   ¦   °--STR_CONST: "func [0/0] {550}               
 ¦           ¦   ¦--',': , [0/1] {552}                             
 ¦           ¦   ¦--expr: call [0/1] {554}                         
 ¦           ¦   ¦   °--SYMBOL: call [0/0] {553}                   
 ¦           ¦   °--')': ) [0/0] {555}                             
 ¦           ¦--expr: neste [2/2] {556}                            
 ¦           ¦   ¦--expr: neste [0/1] {558}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: neste [0/0] {557}    
 ¦           ¦   ¦--'(': ( [0/1] {559}                             
 ¦           ¦   ¦--expr: funct [0/1] {560}                        
 ¦           ¦   ¦   ¦--expr: funct [0/1] {562}                    
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: funct [0/0] {561}
 ¦           ¦   ¦   ¦--'(': ( [0/1] {563}                         
 ¦           ¦   ¦   ¦--expr: "in" [0/1] {565}                     
 ¦           ¦   ¦   ¦   °--STR_CONST: "in" [0/0] {564}            
 ¦           ¦   ¦   ¦--',': , [0/0] {566}                         
 ¦           ¦   ¦   ¦--expr: one [0/1] {568}                      
 ¦           ¦   ¦   ¦   °--SYMBOL: one [0/0] {567}                
 ¦           ¦   ¦   ¦--',': , [0/0] {569}                         
 ¦           ¦   ¦   ¦--expr: line [0/1] {571}                     
 ¦           ¦   ¦   ¦   °--SYMBOL: line [0/0] {570}               
 ¦           ¦   ¦   °--')': ) [0/0] {572}                         
 ¦           ¦   °--')': ) [0/0] {573}                             
 ¦           ¦--expr: neste [2/2] {574}                            
 ¦           ¦   ¦--expr: neste [0/1] {576}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: neste [0/0] {575}    
 ¦           ¦   ¦--'(': ( [0/1] {577}                             
 ¦           ¦   ¦--expr: funct [0/1] {578}                        
 ¦           ¦   ¦   ¦--expr: funct [0/1] {580}                    
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: funct [0/0] {579}
 ¦           ¦   ¦   ¦--'(': ( [0/2] {581}                         
 ¦           ¦   ¦   ¦--expr: "in" [1/0] {583}                     
 ¦           ¦   ¦   ¦   °--STR_CONST: "in" [0/0] {582}            
 ¦           ¦   ¦   ¦--',': , [0/6] {584}                         
 ¦           ¦   ¦   ¦--expr: multi [1/0] {586}                    
 ¦           ¦   ¦   ¦   °--SYMBOL: multi [0/0] {585}              
 ¦           ¦   ¦   ¦--',': , [0/0] {587}                         
 ¦           ¦   ¦   ¦--expr: lines [0/1] {589}                    
 ¦           ¦   ¦   ¦   °--SYMBOL: lines [0/0] {588}              
 ¦           ¦   ¦   °--')': ) [0/0] {590}                         
 ¦           ¦   °--')': ) [0/0] {591}                             
 ¦           ¦--expr: neste [2/2] {592}                            
 ¦           ¦   ¦--expr: neste [0/0] {594}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: neste [0/0] {593}    
 ¦           ¦   ¦--'(': ( [0/2] {595}                             
 ¦           ¦   ¦--expr: funct [1/0] {596}                        
 ¦           ¦   ¦   ¦--expr: funct [0/1] {598}                    
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: funct [0/0] {597}
 ¦           ¦   ¦   ¦--'(': ( [0/1] {599}                         
 ¦           ¦   ¦   ¦--expr: with [0/1] {601}                     
 ¦           ¦   ¦   ¦   °--SYMBOL: with [0/0] {600}               
 ¦           ¦   ¦   °--')': ) [0/0] {602}                         
 ¦           ¦   ¦--',': , [0/6] {603}                             
 ¦           ¦   ¦--expr: many [1/2] {605}                         
 ¦           ¦   ¦   °--SYMBOL: many [0/0] {604}                   
 ¦           ¦   ¦--',': , [1/5] {606}                             
 ¦           ¦   ¦--expr: first [0/2] {608}                        
 ¦           ¦   ¦   °--SYMBOL: first [0/0] {607}                  
 ¦           ¦   °--')': ) [0/0] {609}                             
 ¦           ¦--expr: neste [2/2] {610}                            
 ¦           ¦   ¦--expr: neste [0/0] {612}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: neste [0/0] {611}    
 ¦           ¦   ¦--'(': ( [0/4] {613}                             
 ¦           ¦   ¦--expr: funct [1/0] {614}                        
 ¦           ¦   ¦   ¦--expr: funct [0/1] {616}                    
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: funct [0/0] {615}
 ¦           ¦   ¦   ¦--'(': ( [0/1] {617}                         
 ¦           ¦   ¦   ¦--expr: with [0/1] {619}                     
 ¦           ¦   ¦   ¦   °--SYMBOL: with [0/0] {618}               
 ¦           ¦   ¦   °--')': ) [0/0] {620}                         
 ¦           ¦   ¦--',': , [0/2] {621}                             
 ¦           ¦   ¦--COMMENT: # a c [0/4] {622}                     
 ¦           ¦   ¦--expr: many [1/1] {624}                         
 ¦           ¦   ¦   °--SYMBOL: many [0/0] {623}                   
 ¦           ¦   ¦--COMMENT: #more [0/4] {625}                     
 ¦           ¦   ¦--',': , [1/5] {626}                             
 ¦           ¦   ¦--expr: first [0/2] {628}                        
 ¦           ¦   ¦   °--SYMBOL: first [0/0] {627}                  
 ¦           ¦   °--')': ) [0/0] {629}                             
 ¦           ¦--expr: diffi [2/0] {630}                            
 ¦           ¦   ¦--expr: diffi [0/0] {632}                        
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: diffi [0/0] {631}    
 ¦           ¦   ¦--'(': ( [0/0] {633}                             
 ¦           ¦   ¦--expr: neste [0/0] {634}                        
 ¦           ¦   ¦   ¦--expr: neste [0/0] {636}                    
 ¦           ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: neste [0/0] {635}
 ¦           ¦   ¦   ¦--'(': ( [0/4] {637}                         
 ¦           ¦   ¦   ¦--expr: "func [1/0] {639}                    
 ¦           ¦   ¦   ¦   °--STR_CONST: "func [0/0] {638}           
 ¦           ¦   ¦   ¦--',': , [0/1] {640}                         
 ¦           ¦   ¦   ¦--expr: call [0/2] {642}                     
 ¦           ¦   ¦   ¦   °--SYMBOL: call [0/0] {641}               
 ¦           ¦   ¦   °--')': ) [1/0] {643}                         
 ¦           ¦   ¦--',': , [0/4] {644}                             
 ¦           ¦   ¦--expr: with [1/0] {646}                         
 ¦           ¦   ¦   °--SYMBOL: with [0/0] {645}                   
 ¦           ¦   ¦--',': , [0/1] {647}                             
 ¦           ¦   ¦--expr: more [0/0] {649}                         
 ¦           ¦   ¦   °--SYMBOL: more [0/0] {648}                   
 ¦           ¦   ¦--',': , [0/1] {650}                             
 ¦           ¦   ¦--expr: args [0/2] {652}                         
 ¦           ¦   ¦   °--SYMBOL: args [0/0] {651}                   
 ¦           ¦   °--')': ) [1/0] {653}                             
 ¦           °--'}': } [1/0] {654}                                 
 ¦--COMMENT: # for [3/0] {655}                                     
 ¦--expr: lm(a~ [1/0] {656}                                        
 ¦   ¦--expr: lm [0/0] {658}                                       
 ¦   ¦   °--SYMBOL_FUNCTION_CALL: lm [0/0] {657}                   
 ¦   ¦--'(': ( [0/0] {659}                                         
 ¦   ¦--expr: a~b+c [0/0] {660}                                    
 ¦   ¦   ¦--expr: a [0/0] {662}                                    
 ¦   ¦   ¦   °--SYMBOL: a [0/0] {661}                              
 ¦   ¦   ¦--'~': ~ [0/0] {663}                                     
 ¦   ¦   °--expr: b+c [0/0] {664}                                  
 ¦   ¦       ¦--expr: b [0/0] {666}                                
 ¦   ¦       ¦   °--SYMBOL: b [0/0] {665}                          
 ¦   ¦       ¦--'+': + [0/0] {667}                                 
 ¦   ¦       °--expr: c [0/0] {669}                                
 ¦   ¦           °--SYMBOL: c [0/0] {668}                          
 ¦   ¦--',': , [0/0] {670}                                         
 ¦   ¦--SYMBOL_SUB: data [0/0] {671}                               
 ¦   ¦--EQ_SUB: = [0/0] {672}                                      
 ¦   ¦--expr: NA [0/0] {674}                                       
 ¦   ¦   °--NUM_CONST: NA [0/0] {673}                              
 ¦   °--')': ) [0/0] {675}                                         
 ¦--expr: lm(a~ [1/0] {676}                                        
 ¦   ¦--expr: lm [0/0] {678}                                       
 ¦   ¦   °--SYMBOL_FUNCTION_CALL: lm [0/0] {677}                   
 ¦   ¦--'(': ( [0/0] {679}                                         
 ¦   ¦--expr: a~.-1 [0/0] {680}                                    
 ¦   ¦   ¦--expr: a [0/0] {682}                                    
 ¦   ¦   ¦   °--SYMBOL: a [0/0] {681}                              
 ¦   ¦   ¦--'~': ~ [0/0] {683}                                     
 ¦   ¦   °--expr: .-1 [0/0] {684}                                  
 ¦   ¦       ¦--expr: . [0/0] {686}                                
 ¦   ¦       ¦   °--SYMBOL: . [0/0] {685}                          
 ¦   ¦       ¦--'-': - [0/0] {687}                                 
 ¦   ¦       °--expr: 1 [0/0] {689}                                
 ¦   ¦           °--NUM_CONST: 1 [0/0] {688}                       
 ¦   ¦--',': , [0/0] {690}                                         
 ¦   ¦--SYMBOL_SUB: data [0/0] {691}                               
 ¦   ¦--EQ_SUB: = [0/0] {692}                                      
 ¦   ¦--expr: NA [0/0] {694}                                       
 ¦   ¦   °--NUM_CONST: NA [0/0] {693}                              
 ¦   °--')': ) [0/0] {695}                                         
 ¦--expr: a~b:c [1/0] {696}                                        
 ¦   ¦--expr: a [0/0] {698}                                        
 ¦   ¦   °--SYMBOL: a [0/0] {697}                                  
 ¦   ¦--'~': ~ [0/0] {699}                                         
 ¦   °--expr: b:c [0/0] {700}                                      
 ¦       ¦--expr: b [0/0] {702}                                    
 ¦       ¦   °--SYMBOL: b [0/0] {701}                              
 ¦       ¦--':': : [0/0] {703}                                     
 ¦       °--expr: c [0/0] {705}                                    
 ¦           °--SYMBOL: c [0/0] {704}                              
 ¦--expr: a~b : [1/0] {706}                                        
 ¦   ¦--expr: a [0/0] {708}                                        
 ¦   ¦   °--SYMBOL: a [0/0] {707}                                  
 ¦   ¦--'~': ~ [0/0] {709}                                         
 ¦   °--expr: b :c [0/0] {710}                                     
 ¦       ¦--expr: b [0/1] {712}                                    
 ¦       ¦   °--SYMBOL: b [0/0] {711}                              
 ¦       ¦--':': : [0/0] {713}                                     
 ¦       °--expr: c [0/0] {715}                                    
 ¦           °--SYMBOL: c [0/0] {714}                              
 ¦--expr: a   ~ [1/0] {716}                                        
 ¦   ¦--expr: a [0/3] {718}                                        
 ¦   ¦   °--SYMBOL: a [0/0] {717}                                  
 ¦   ¦--'~': ~ [0/3] {719}                                         
 ¦   °--expr: b  :  [0/0] {720}                                    
 ¦       ¦--expr: b [0/2] {722}                                    
 ¦       ¦   °--SYMBOL: b [0/0] {721}                              
 ¦       ¦--':': : [0/1] {723}                                     
 ¦       °--expr: c [0/0] {725}                                    
 ¦           °--SYMBOL: c [0/0] {724}                              
 ¦--expr: ~   a [2/0] {726}                                        
 ¦   ¦--'~': ~ [0/3] {727}                                         
 ¦   °--expr: a [0/0] {729}                                        
 ¦       °--SYMBOL: a [0/0] {728}                                  
 ¦--expr: ~gg [1/0] {730}                                          
 ¦   ¦--'~': ~ [0/0] {731}                                         
 ¦   °--expr: gg [0/0] {733}                                       
 ¦       °--SYMBOL: gg [0/0] {732}                                 
 ¦--expr: b~    [1/0] {734}                                        
 ¦   ¦--expr: b [0/0] {736}                                        
 ¦   ¦   °--SYMBOL: b [0/0] {735}                                  
 ¦   ¦--'~': ~ [0/3] {737}                                         
 ¦   °--expr: k [0/0] {739}                                        
 ¦       °--SYMBOL: k [0/0] {738}                                  
 °--expr: call( [1/0] {740}                                        
     ¦--expr: call [0/0] {742}                                     
     ¦   °--SYMBOL_FUNCTION_CALL: call [0/0] {741}                 
     ¦--'(': ( [0/0] {743}                                         
     ¦--expr: 1 [0/0] {745}                                        
     ¦   °--NUM_CONST: 1 [0/0] {744}                               
     ¦--',': , [0/0] {746}                                         
     ¦--expr: ~ qq [0/0] {747}                                     
     ¦   ¦--'~': ~ [0/1] {748}                                     
     ¦   °--expr: qq [0/0] {750}                                   
     ¦       °--SYMBOL: qq [0/0] {749}                             
     °--')': ) [0/0] {751}                                         
