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Motivated by the successful use of convolutional neural networks -LRB- CNNs -RRB- for many natural language processing tasks , in this paper , we adopt CNNs to perform the hashtag recommendation problem .
 convolutional neural networks -LRB- CNNs -RRB-, natural language processing tasks
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:
 convolutional neural networks -LRB- CNNs -RRB-, natural language processing tasks