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Our novel diversity-aware entity summarization approach mimics human conceptual clustering techniques to group facts , and picks representative facts from each group to form concise -LRB- i.e. , short -RRB- and comprehensive -LRB- i.e. , improved coverage through diversity -RRB- summaries .
 used for: human conceptual clustering techniques, diversity-aware entity summarization approach
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 used for: human conceptual clustering techniques, diversity-aware entity summarization approach