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: A little boy in blue is pulling a toy car. Sentence 2: A little boy is playing with his toys.

SOLUTION: a man trims his beard

PROBLEM: Sentence 1: A gentleman wearing a hat and a blue button-up shirt is painting a city scene outside on a sunny day. Sentence 2: The gentleman is enjoying nice weather.

SOLUTION: a woman poses for a nude portrait

PROBLEM: Sentence 1: Several girls playing soccer. Sentence 2: Some girls play soccer.

SOLUTION:
Some boys play baseball.