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: My niece is married to a black man. Sentence 2: My great niece is half black.

A: 1
****
Q: Sentence 1: Man Who Set Himself on Fire on National Mall Dies of Injuries Sentence 2: Man 'who set himself ablaze' on National Mall dies

A: 5
****
Q: Sentence 1: Rimsha Masih released on bail Sentence 2: Mandela released from hospital

A:
0
****