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Although our experiments are focused on parsing , the techniques described generalize naturally to NLP structures other than parse trees .
 techniques, parsing; techniques, NLP structures; techniques, parse trees; parse trees, NLP structures
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 techniques, parsing; techniques, NLP structures; techniques, parse trees; parse trees, NLP structures