TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2. Sentence 2 contradicts sentence 1. Your job is to alter sentence 2 so that the pair neither agree nor 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: A man diving with a snorkeling mask in his hand. Sentence 2: A man has both hands free.

SOLUTION: A man is at the ocean.

PROBLEM: Sentence 1: A blue and yellow tow-truck pulls up in front of a grocery. Sentence 2: The tow-truck is parked in front of a hospital.

SOLUTION: The tow-truck is parking in front of a grocery.

PROBLEM: Sentence 1: Person smiles at child inside of playground structure. Sentence 2: The person frowns upon the children.

SOLUTION:
A father smiles at his son inside a playground.