2350
Third , regarding face modeling , we use a very small set of face metrics -LRB- meaningful deformations -RRB- to parame-terize the face geometry , resulting in a smaller search space and a better posed system .
 used for: face metrics, face modeling; used for: face metrics, face geometry; used for: face metrics, search space; used for: face metrics, posed 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:  face metrics, face modeling; face metrics, face geometry; face metrics, search space; face metrics, posed system 
Answer:
 used for: face metrics, face modeling; used for: face metrics, face geometry; used for: face metrics, search space; used for: face metrics, posed system