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 woman and a girl sit by a tree-shaded creek. Sentence 2: The creek is shadowed by a tree.
The Oak tree stands in the middle of a barren field.

Sentence 1: a biker enjoys a coffee. Sentence 2: A person is having a beverage.
A biker is drinking beer and playing pool with his friends.

Sentence 1: A woman has a orange cap on and a orange jacket over her shoulder. Sentence 2: A woman has on orange accessories.

A man eats a chalupa.