ROOT (token: short_text [lag_newlines/spaces] {pos_id})       
 °--expr:  [0/0] {1}                                          
     ¦--expr:  [0/1] {3}                                      
     ¦   °--SYMBOL: a [0/0] {2}                               
     ¦--LEFT_ASSIGN: <- [0/1] {4}                             
     °--expr:  [0/0] {5}                                      
         ¦--FUNCTION: funct [0/0] {6}                         
         ¦--'(': ( [0/0] {7}                                  
         ¦--')': ) [0/1] {8}                                  
         °--expr:  [0/0] {9}                                  
             ¦--'{': { [0/2] {10}                             
             ¦--expr:  [1/0] {11}                             
             ¦   ¦--expr:  [0/0] {13}                         
             ¦   ¦   °--SYMBOL_FUNCTION_CALL: data_ [0/0] {12}
             ¦   ¦--'(': ( [0/4] {14}                         
             ¦   ¦--SYMBOL_SUB: b [1/1] {15}                  
             ¦   ¦--EQ_SUB: = [0/0] {16}                      
             ¦   ¦--',': , [0/4] {17}                         
             ¦   ¦--SYMBOL_SUB: c [1/1] {18}                  
             ¦   ¦--EQ_SUB: = [0/0] {19}                      
             ¦   ¦--',': , [0/2] {20}                         
             ¦   °--')': ) [1/0] {21}                         
             °--'}': } [1/0] {22}                             
