42
A very simple improved duration model has reduced the error rate by about 10 % in both triphone and semiphone systems .
 used for: duration model, triphone and semiphone systems; evaluate for: error rate, triphone and semiphone systems
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 used for: duration model, triphone and semiphone systems; evaluate for: error rate, triphone and semiphone systems