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: It is mostly just the Dutch. Sentence 2: In fact, it's just the Dutch.

A: 4
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Q: Sentence 1: Man standing in front of silver train. Sentence 2: Man standing in front of a silver rail car.

A: 4
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Q: Sentence 1: A boy and a girl playing on the beach. Sentence 2: A dog playing in the waves with a ball.

A:
1
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