1084
By building models of shape variation they enable search algorithms to use a pri-ori knowledge in an efficient and gainful way .
 search algorithms, models of shape variation; pri-ori knowledge, search algorithms
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:
 search algorithms, models of shape variation; pri-ori knowledge, search algorithms