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Extensive experiments are carried out to contribute a variety of insights into the challenges of data sufficiency and over-fitting avoidance when training deep networks for fine-grained cross-domain ranking tasks .
 conjunction: data sufficiency, over-fitting avoidance; used for: deep networks, fine-grained cross-domain ranking tasks
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 conjunction: data sufficiency, over-fitting avoidance; used for: deep networks, fine-grained cross-domain ranking tasks