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 young child rides a horse. Sentence 2: The little girl rode a horse.
[A]: 3


[Q]: Sentence 1: South Africa has the world's highest caseload with 4.7 million people infected with HIV or AIDS. Sentence 2: With 4.7 million people infected with HIV or AIDS, South Africa has the world's highest AIDS caseload.
[A]: 5


[Q]: Sentence 1: The man hit the other man with a stick. Sentence 2: The man spanked the other man with a stick.
[A]:
4