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: The two dogs blend in with the stuff animals. Sentence 2: Two dogs sit on a couch with many stuffed animals.

Answer: 3


Question: Sentence 1: An airplane is flying in the air. Sentence 2: A South African Airways plane is flying in a blue sky.

Answer: 3


Question: Sentence 1: A woman pets a dog in a fenced area. Sentence 2: A woman pets a dog in a gated yard.

Answer:
5