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.
--------
Question: Sentence 1: a black and white photo of a cat lying down. Sentence 2: A black and white image of a cat laying on a rug.

Answer: 4


Question: Sentence 1: Philippines defers comment on Taiwan fisher attack Sentence 2: Bin Laden's continuing sway shown in Kenya mall attack

Answer: 0


Question: Sentence 1: Warm , maybe record. Sentence 2: Warmer , almost certainly a record.

Answer:
4