1405
In this paper , we present a hybrid algorithm that requires only an approximate model , and only a small number of real-life trials .
 used for: approximate model, hybrid algorithm; used for: real-life trials, approximate 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:  approximate model, hybrid algorithm; real-life trials, approximate model 
Answer:
 used for: approximate model, hybrid algorithm; used for: real-life trials, approximate model