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MINPATH finds shortcuts by using a learned model of web visitor behavior to estimate the savings of shortcut links , and suggests only the few best links .
 used for: model, MINPATH; used for: model, web visitor behavior; used for: model, savings of shortcut links
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:  model, MINPATH; model, web visitor behavior; model, savings of shortcut links 
Answer:
 used for: model, MINPATH; used for: model, web visitor behavior; used for: model, savings of shortcut links