9989
We imposed a time limit on our experiment : the amount of time spent on the design of our constraint system was about the same as the time we used to train and test the easy-to-implement statistical model .
 compare: constraint system, statistical model
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:  constraint system, statistical model 
Answer:
 compare: constraint system, statistical model