7667
Many computer vision applications , such as image classification and video indexing , are usually multi-label classification problems in which an instance can be assigned to more than one category .
 image classification, computer vision applications; image classification, video indexing; video indexing, computer vision applications; multi-label classification problems, computer vision applications
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 image classification, computer vision applications; image classification, video indexing; video indexing, computer vision applications; multi-label classification problems, computer vision applications