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In addition , we incorporate the graph structure of the video , as a priori , to holistically preserve the inherent correlations among video frames .
 used for: graph structure of the video, priori
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:  graph structure of the video, priori 
Answer:
 used for: graph structure of the video, priori