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Speech recognition experiments in simulated and real reverberant environments show the efficiency of our approach which outperforms standard channel normaliza-tion techniques .
 evaluate for: Speech recognition, approach; evaluate for: Speech recognition, channel normaliza-tion techniques; feature of: simulated and real reverberant environments, Speech recognition; compare: channel normaliza-tion techniques, approach
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:  Speech recognition, approach; Speech recognition, channel normaliza-tion techniques; simulated and real reverberant environments, Speech recognition; channel normaliza-tion techniques, approach 
Answer:
 evaluate for: Speech recognition, approach; evaluate for: Speech recognition, channel normaliza-tion techniques; feature of: simulated and real reverberant environments, Speech recognition; compare: channel normaliza-tion techniques, approach