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Ant-Q algorithms were inspired by work on the ant system -LRB- AS -RRB- , a distributed algorithm for combinatorial optimization based on the metaphor of ant colonies which was recently proposed in -LRB- Dorigo , 1992 ; Dorigo , Maniezzo and Colorni , 1996 -RRB- .
 used for: ant system -LRB- AS -RRB-, Ant-Q algorithms; hyponym of: ant system -LRB- AS -RRB-, distributed algorithm; used for: distributed algorithm, combinatorial optimization
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: ant system -LRB- AS -RRB-, Ant-Q algorithms; hyponym of: ant system -LRB- AS -RRB-, distributed algorithm; used for: distributed algorithm, combinatorial optimization