4901
The estimation is then used to select the best acoustic model out of a library of models trained in various artificial re-verberant conditions .
 used for: estimation, acoustic model; part of: acoustic model, models; feature of: artificial re-verberant conditions, models
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:  estimation, acoustic model; acoustic model, models; artificial re-verberant conditions, models 
Answer:
 used for: estimation, acoustic model; part of: acoustic model, models; feature of: artificial re-verberant conditions, models