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This paper presents a word segmentation system in France Telecom R&D Beijing , which uses a unified approach to word breaking and OOV identification .
 used for: approach, word segmentation system; used for: approach, word breaking; used for: approach, OOV identification; conjunction: word breaking, OOV identification
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:  approach, word segmentation system; approach, word breaking; approach, OOV identification; word breaking, OOV identification 
Answer:
 used for: approach, word segmentation system; used for: approach, word breaking; used for: approach, OOV identification; conjunction: word breaking, OOV identification