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Second , is it possible to improve the recognition performance of a Phonebook-trained baseline acoustic model by using additional out-of-domain training data ?
 Phonebook-trained baseline acoustic model, recognition; out-of-domain training data, Phonebook-trained baseline acoustic model
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:
 Phonebook-trained baseline acoustic model, recognition; out-of-domain training data, Phonebook-trained baseline acoustic model