TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that contradict each other. Your job is to alter sentence 2 so that the pair agree with 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 people make a silly pose at the dinner table. Sentence 2: They are waiting to blast off into space.

SOLUTION: They are the table.

PROBLEM: Sentence 1: A young woman singing and playing guitar in a performance. Sentence 2: She is playing the piano.

SOLUTION: A young woman singing and playing guitar.

PROBLEM: Sentence 1: A young girl with blond-hair holding onto a rail Sentence 2: A boy skateboards down a railing.

SOLUTION:
A girl holds a rail.