7472
Previous research has demonstrated the utility of clustering in inducing semantic verb classes from undisambiguated corpus data .
 clustering, inducing semantic verb classes; undisambiguated corpus data, clustering
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:
 clustering, inducing semantic verb classes; undisambiguated corpus data, clustering