ROOT (token: short_text [lag_newlines/spaces] {pos_id})
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 ¦   ¦   °--NUM_CONST: 1 [0/0] {8}                     
 ¦   ¦--':': : [0/0] {10}                              
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 ¦   ¦   °--SYMBOL_FUNCTION_CALL: c [0/0] {17}         
 ¦   ¦--'(': ( [0/0] {18}                              
 ¦   °--')': ) [0/0] {19}                              
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 ¦   ¦   °--SYMBOL_FUNCTION_CALL: c [0/0] {24}         
 ¦   ¦--'(': ( [0/0] {25}                              
 ¦   °--')': ) [0/0] {26}                              
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 ¦   ¦   ¦--SYMBOL_PACKAGE: xyz [0/0] {29}             
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 ¦   ¦   °--SYMBOL_FUNCTION_CALL: xy [0/0] {31}        
 ¦   ¦--'(': ( [0/0] {32}                              
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 ¦   °--')': ) [0/0] {35}                              
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     ¦--expr:  [0/0] {37}                              
     ¦   ¦--SYMBOL_PACKAGE: xyz [0/0] {38}             
     ¦   ¦--NS_GET_INT: ::: [0/0] {39}                 
     ¦   °--SYMBOL_FUNCTION_CALL: xy [0/0] {40}        
     ¦--'(': ( [0/0] {41}                              
     ¦--expr:  [0/0] {43}                              
     ¦   °--NUM_CONST: 3 [0/0] {42}                    
     °--')': ) [0/0] {44}                              
