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.
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Question: Sentence 1: A person is slicing an onion. Sentence 2: A cat is pooping into a toilet.

Answer: 0


Question: Sentence 1: chinese authorities were not immediately available for comment. Sentence 2: godzhayev and godzhayev's lawyers were not immediately available to comment.

Answer: 1


Question: Sentence 1: A couple posing for a picture on a couch. Sentence 2: Young couple sitting on couch.

Answer:
4