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 women sitting in a chair at Christmas holding make up. Sentence 2: A train sitting on the tracks in a train yard.

Answer: 0


Question: Sentence 1: 2 dead, 2 injured in Nevada middle school shooting Sentence 2: Nevada: 2 dead, 2 hurt in middle school shooting

Answer: 5


Question: Sentence 1: Two people sailing a small white sail boat. Sentence 2: Couple sailing in a small sailboat.

Answer:
4