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: Frank was bad at identifying shapes. Sentence 2: He told his friends, but they didn't believe him. Sentence 3: They tested him using children's toys. Sentence 4: They showed him a square, asking him to identify it. Sentence 5: He confidently declared it was a hexagon.

Hexagon