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 dog rides a skateboard. Sentence 2: A dog is riding a skateboard.

A: 5
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Q: Sentence 1: Obama moves to fill Fed board, taps Fischer to be No. 2 Sentence 2: Obama voices willingness to talk with GOP on budget

A: 0
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Q: Sentence 1: A living room with a dining table in the background. Sentence 2: A boy doing a wheelie on a plank with the beach in the background.

A:
0
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