UI CCG TAC-KBP2017 Submissions: Entity Discovery and Linking, and Event Nugget Detection and Co-reference. - Chase Duncan; Liang-Wei Chan; Haoruo Peng; Hao Wu 034; Shyam Upadhyay; Nitish Gupta; Chen-Tse Tsai; Mark Sammons; Dan Roth (TAC, 2017)