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: the international atomic energy agency may have been tricked because it was eager for a deal. Sentence 2: the international atomic energy agency plan draws out negotiations for many months.

A: 2
****
Q: Sentence 1: A woman is picking a can. Sentence 2: A woman is slicing a tomato.

A: 1
****
Q: Sentence 1: About 100 firefighters are in the bosque today, Albuquerque Fire Chief Robert Ortega said. Sentence 2: We were seconds away from having that happen, Albuquerque Fire Chief Robert Ortega said.

A:
2
****