5029
This system identifies features of sentences based on semantic similarity measures and discourse structure .
 used for: system, features; used for: semantic similarity measures, features; used for: discourse structure, features; conjunction: discourse structure, semantic similarity measures
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:  system, features; semantic similarity measures, features; discourse structure, features; discourse structure, semantic similarity measures 
Answer:
 used for: system, features; used for: semantic similarity measures, features; used for: discourse structure, features; conjunction: discourse structure, semantic similarity measures