Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: Tonight I played chess against a 1390 opponent. Sentence 2: My rating is 1450. Sentence 3: I was losing. Sentence 4: My opponent ignored a move. Sentence 5: I checkmated him.

Chess