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: elbaradei is the international atomic energy agency chief. Sentence 2: mohammed elbarade is the international atomic energy agency's director general.

A: 5
****
Q: Sentence 1: Cleveland Kidnapper Ariel Castro Found Hanged in Prison Cell Sentence 2: Cleveland kidnapper Ariel Castro found hanging in his cell

A: 5
****
Q: Sentence 1: A bloody man and woman pose for a picture. Sentence 2: A man in woman dressed warmly pose for a picture.

A:
2
****