5471
We describe an implementation of data-driven selection of emphatic facial displays for an embodied conversational agent in a dialogue system .
 used for: data-driven selection, embodied conversational agent; used for: emphatic facial displays, data-driven selection; part of: embodied conversational agent, dialogue system
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:  data-driven selection, embodied conversational agent; emphatic facial displays, data-driven selection; embodied conversational agent, dialogue system 
Answer:
 used for: data-driven selection, embodied conversational agent; used for: emphatic facial displays, data-driven selection; part of: embodied conversational agent, dialogue system