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The answering agents adopt fundamentally different strategies , one utilizing primarily knowledge-based mechanisms and the other adopting statistical techniques .
 strategies, answering agents; one, strategies; knowledge-based mechanisms, one; other, strategies; statistical techniques, other
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:
 strategies, answering agents; one, strategies; knowledge-based mechanisms, one; other, strategies; statistical techniques, other