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This work was partially supported by National Key Research and Development Plan (Grant No. 2017YFB1002104), National Natural Science Foundation of China (Grant Nos. 61532011, 61751201, 61473092, 61472088), and STCSM (Grant No. 16JC1420401, 17JC1420200). The authors would like to thank the anonymous reviewers for their helpful comments.
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Liu, X., Pan, S., Zhang, Q. et al. Reformulating natural language queries using sequence-to-sequence models. Sci. China Inf. Sci. 62, 229103 (2019). https://doi.org/10.1007/s11432-018-9479-3