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 teenage girl running on a beach shouting, with an older man walking behind her. Sentence 2: a young child running along the shore at a beach

A: 2
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Q: Sentence 1: A man is cutting tomatoes into pieces. Sentence 2: A woman is cutting some vegetables.

A: 2
****
Q: Sentence 1: A black and white cat lying on a blanket. Sentence 2: A black and white cat sleeps on a purple blanket.

A:
4
****