This research was supported by the National Natural Science Foundation of China (Grant Nos. 61373097, 61272259 and 61272260). Special thanks to Zhancheng Chen, Zhong Qian, and the anonymous reviewers for insightful comments and suggestions.
Identifying negative or speculative narrative frag- ments from facts is crucial for deep understanding on natu- ral language processing (NLP). In this paper, we firstly con- struct a Chinese corpus which consists of...