TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly contradict each other. Generated sentences must be short, with less than 15 words. New information can be introduced. Avoid using pronouns to confuse the subject of the sentence.
PROBLEM: Sentence 1: Four boys hold toy guns while under a pavillion. Sentence 2: The boys are playing cops and robbers.

SOLUTION: The boys have toy guns.

PROBLEM: Sentence 1: A partly cloudy day at the beach with people standing around and a building on the right. Sentence 2: People wait for an event on the beach to start.

SOLUTION: There are humans at in the beach in the daytime.

PROBLEM: Sentence 1: a picture taken from the back of osme kind of large meetinghall. Sentence 2: The large room holds upwards of 500 people.

SOLUTION:
A person takes a picture of a large room.