49
Fortunately , an intermediate domain could often be found to build a bridge across them to facilitate the learning problem .
 used for: intermediate domain, learning problem
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:  intermediate domain, learning problem 
Answer:
 used for: intermediate domain, learning problem