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We carried out experiments on a medium-sized image collection with about 5000 images from Corel Photo CDs .
 used for: Corel Photo CDs, medium-sized image collection
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:  Corel Photo CDs, medium-sized image collection 
Answer:
 used for: Corel Photo CDs, medium-sized image collection