Before revision: Motivated by the increasing popularity of intelligent editing assistant, we introduce and investigate the task of narrative incoherence detection  : Given a (corrupted) long-form narrative, decide whether there exists some semantic discrepancy in the narrative flow.
After revision: Motivated by the increasing popularity of intelligent editing assistant, we introduce and investigate the task of narrative incoherence detection as a new arena for inter-sentential semantic understanding : Given a (corrupted) long-form narrative, decide whether there exists some semantic discrepancy in the narrative flow.