Task: Question Understanding
Input (English): For the evaluation of performance of the proposed method on the NLI task, SNLI BIBREF22 and MultiNLI BIBREF23 datasets are used. We use Quora Question Pairs dataset BIBREF24 in evaluating the performance of our method on the PI task. In evaluating sentiment classification performance, the Stanford Sentiment Treebank (SST) BIBREF25 is used. 
 Question: Which datasets were used?
Output (English): Extractive