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 man is running on the road. Sentence 2: A panda dog is running on the road.

A: 2
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Q: Sentence 1: Two soccer players battle for the ball during an intense match. Sentence 2: Two little orange and white dogs are in the snow.

A: 0
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Q: Sentence 1: Arrested Russian killer denies ties to Pussy Riot Sentence 2: Dozens arrested in Russian TV tower protest

A:
1
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