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The system is based on a multi-component architecture where each component is responsible for identifying one class of unknown words .
 used for: multi-component architecture, system; part of: component, multi-component architecture; used for: component, unknown words
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:  multi-component architecture, system; component, multi-component architecture; component, unknown words 
Answer:
 used for: multi-component architecture, system; part of: component, multi-component architecture; used for: component, unknown words