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This paper describes an unsupervised learning method for associative relationships between verb phrases , which is important in developing reliable Q&A systems .
 unsupervised learning method, associative relationships between verb phrases; associative relationships between verb phrases, Q&A systems
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:
 unsupervised learning method, associative relationships between verb phrases; associative relationships between verb phrases, Q&A systems