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 group of penguins is walking. Sentence 2: A large amount of penguins are heading to the ocean.

Answer: 3


Question: Sentence 1: Man arrested over double murder Sentence 2: WA man arrested in police drug raid

Answer: 1


Question: Sentence 1: Ive watched kids play. Sentence 2: I like watching kids play.

Answer:
2