In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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 in a black jacket is grabbing a boy's shoulder to stop him from backing into the road while a silver Mini is driving by. Sentence 2: A father is grabbing his son's shoulder.
A silver mini is on the road.

Sentence 1: Three males wearing a yellow vest with silver stripes and jeans; one is digging with an excavator, and two are using shovels. Sentence 2: Someone is using an orange excavator.
Someone is wearing a vest.

Sentence 1: A mother is adjusting the clothing of her child. Sentence 2: The child is preparing to go to the faire

The mother is touching clothing