4983
At the same time , the recent improvements in the BLEU scores of statistical machine translation -LRB- SMT -RRB- suggests that SMT models are good at predicting the right translation of the words in source language sentences .
 BLEU scores, statistical machine translation -LRB- SMT -RRB-; SMT models, translation
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:
 BLEU scores, statistical machine translation -LRB- SMT -RRB-; SMT models, translation