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.

Sentence 1: A person rappels off a cliff face. Sentence 2: Someone is climbing on a cliff.
A hot air balloon crashes into the ground.

Sentence 1: Hispanic woman hanging out her window with small boy. Sentence 2: A woman holds her small boy in a window.
An old man sits in a windowsill with is cat.

Sentence 1: A family of a mother in purple, a father in a green shirt and khaki shorts and their two children are bringing luggage somewhere. Sentence 2: A family is moving luggage.

The triplet children bring the luggage.