8901
We experimentally investigate the functioning of Ant-Q and we show that the results obtained by Ant-Q on symmetric TSP 's are competitive with those obtained by other heuristic approaches based on neural networks or local search .
 used for: Ant-Q, symmetric TSP; compare: Ant-Q, heuristic approaches; used for: neural networks, heuristic approaches; conjunction: neural networks, local search; used for: local search, heuristic approaches
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-Q, symmetric TSP; compare: Ant-Q, heuristic approaches; used for: neural networks, heuristic approaches; conjunction: neural networks, local search; used for: local search, heuristic approaches