ROOT (token: short_text [lag_newlines/spaces] {pos_id})
 ¦--expr: {
    [0/0] {1}                             
 ¦   ¦--'{': { [0/4] {2}                               
 ¦   ¦--expr: if (T [1/0] {3}                          
 ¦   ¦   ¦--IF: if [0/1] {4}                           
 ¦   ¦   ¦--'(': ( [0/0] {5}                           
 ¦   ¦   ¦--expr: TRUE [0/0] {7}                       
 ¦   ¦   ¦   °--NUM_CONST: TRUE [0/0] {6}              
 ¦   ¦   ¦--')': ) [0/0] {8}                           
 ¦   ¦   ¦--expr: 3 [1/4] {10}                         
 ¦   ¦   ¦   °--NUM_CONST: 3 [0/0] {9}                 
 ¦   ¦   ¦--ELSE: else [1/0] {11}                      
 ¦   ¦   °--expr: 4 [1/0] {13}                         
 ¦   ¦       °--NUM_CONST: 4 [0/0] {12}                
 ¦   °--'}': } [1/0] {14}                              
 ¦--expr: {
if  [2/0] {15}                            
 ¦   ¦--'{': { [0/0] {16}                              
 ¦   ¦--expr: if (T [1/0] {17}                         
 ¦   ¦   ¦--IF: if [0/1] {18}                          
 ¦   ¦   ¦--'(': ( [0/0] {19}                          
 ¦   ¦   ¦--expr: TRUE [0/0] {21}                      
 ¦   ¦   ¦   °--NUM_CONST: TRUE [0/0] {20}             
 ¦   ¦   ¦--')': ) [0/1] {22}                          
 ¦   ¦   ¦--expr: {
    [0/1] {23}                    
 ¦   ¦   ¦   ¦--'{': { [0/3] {24}                      
 ¦   ¦   ¦   ¦--expr: 3 [1/4] {26}                     
 ¦   ¦   ¦   ¦   °--NUM_CONST: 3 [0/0] {25}            
 ¦   ¦   ¦   °--'}': } [1/0] {27}                      
 ¦   ¦   ¦--ELSE: else [0/0] {28}                      
 ¦   ¦   °--expr: 4 [1/0] {30}                         
 ¦   ¦       °--NUM_CONST: 4 [0/0] {29}                
 ¦   °--'}': } [1/0] {31}                              
 ¦--expr: {
if  [2/0] {32}                            
 ¦   ¦--'{': { [0/0] {33}                              
 ¦   ¦--expr: if (T [1/0] {34}                         
 ¦   ¦   ¦--IF: if [0/1] {35}                          
 ¦   ¦   ¦--'(': ( [0/0] {36}                          
 ¦   ¦   ¦--expr: TRUE [0/0] {38}                      
 ¦   ¦   ¦   °--NUM_CONST: TRUE [0/0] {37}             
 ¦   ¦   ¦--')': ) [0/4] {39}                          
 ¦   ¦   ¦--expr: 3 [1/0] {41}                         
 ¦   ¦   ¦   °--NUM_CONST: 3 [0/0] {40}                
 ¦   ¦   ¦--ELSE: else [1/1] {42}                      
 ¦   ¦   °--expr: {
  4 [0/0] {43}                    
 ¦   ¦       ¦--'{': { [0/2] {44}                      
 ¦   ¦       ¦--expr: 4 [1/0] {46}                     
 ¦   ¦       ¦   °--NUM_CONST: 4 [0/0] {45}            
 ¦   ¦       °--'}': } [1/0] {47}                      
 ¦   °--'}': } [1/0] {48}                              
 °--expr: {
if  [2/0] {49}                            
     ¦--'{': { [0/0] {50}                              
     ¦--expr: if (T [1/0] {51}                         
     ¦   ¦--IF: if [0/1] {52}                          
     ¦   ¦--'(': ( [0/0] {53}                          
     ¦   ¦--expr: TRUE [0/0] {55}                      
     ¦   ¦   °--NUM_CONST: TRUE [0/0] {54}             
     ¦   ¦--')': ) [0/1] {56}                          
     ¦   ¦--expr: {
    [0/1] {57}                    
     ¦   ¦   ¦--'{': { [0/5] {58}                      
     ¦   ¦   ¦--expr: 3 [1/4] {60}                     
     ¦   ¦   ¦   °--NUM_CONST: 3 [0/0] {59}            
     ¦   ¦   °--'}': } [1/0] {61}                      
     ¦   ¦--ELSE: else [0/1] {62}                      
     ¦   °--expr: {
4
} [0/0] {63}                   
     ¦       ¦--'{': { [0/0] {64}                      
     ¦       ¦--expr: 4 [1/0] {66}                     
     ¦       ¦   °--NUM_CONST: 4 [0/0] {65}            
     ¦       °--'}': } [1/0] {67}                      
     °--'}': } [1/0] {68}                              
