Evaluate the similarity between them and classify them into classes from 0-5 as follows:
0 : The two sentences are completely dissimilar.
1 : The two sentences are not equivalent, but are on the same topic.
2 : The two sentences are not equivalent, but share some details.
3 : The two sentences are roughly equivalent, but some important information differs/missing.
4 : The two sentences are mostly equivalent, but some unimportant details differ.
5 : The two sentences are completely equivalent, as they mean the same thing.

Q: Sentence 1: A gray cat with green eyes looks at the camera. Sentence 2: A grey cat with green eyes looking into the camera.

A: 5
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Q: Sentence 1: a black and white photo of a cat lying down. Sentence 2: A black and white image of a cat laying on a rug.

A: 4
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Q: Sentence 1: The smiling woman at the beach is buried in seaweed. Sentence 2: A girl in a cowboy hat with a sheep on a leash.

A:
1
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