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Relaxations of these properties expose some of the interesting -LRB- and unavoidable -RRB- trade-offs at work in well-studied clustering techniques such as single-linkage , sum-of-pairs , k-means , and k-median .
 hyponym of: single-linkage, well-studied clustering techniques; conjunction: single-linkage, sum-of-pairs; hyponym of: sum-of-pairs, well-studied clustering techniques; conjunction: sum-of-pairs, k-means; hyponym of: k-means, well-studied clustering techniques; conjunction: k-means, k-median; hyponym of: k-median, well-studied clustering techniques
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:
 hyponym of: single-linkage, well-studied clustering techniques; conjunction: single-linkage, sum-of-pairs; hyponym of: sum-of-pairs, well-studied clustering techniques; conjunction: sum-of-pairs, k-means; hyponym of: k-means, well-studied clustering techniques; conjunction: k-means, k-median; hyponym of: k-median, well-studied clustering techniques