TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that agree with each other. Your job is to alter sentence 2 so that the pair 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: Two guys performing rock concert, one has short blond-hair who is singing, and the second has long blond-hair and is jamming out on his guitar. Sentence 2: the people are performing

SOLUTION: the children sleep in the living room

PROBLEM: Sentence 1: A person with long gray hair has a beret with beige and white wearing a blue raincoat is painting a marketplace scenery surrounded by other artists and paintings. Sentence 2: A painter is wearing a beret and raincoat.

SOLUTION: The young lady is coloring with her crayons.

PROBLEM: Sentence 1: a skateboarder jumps the stairs. Sentence 2: A person is skateboarding

SOLUTION:
A young girl is flying in a helicopter.