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We apply a decision tree based approach to pronoun resolution in spoken dialogue .
 used for: decision tree based approach, pronoun resolution; used for: pronoun resolution, spoken dialogue
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
 Entity Pairs:  decision tree based approach, pronoun resolution; pronoun resolution, spoken dialogue 
Answer:
 used for: decision tree based approach, pronoun resolution; used for: pronoun resolution, spoken dialogue