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.

Sentence 1: Obama moves to fill Fed board, taps Fischer to be No. 2 Sentence 2: Obama voices willingness to talk with GOP on budget
0

Sentence 1: Kids play soccer on a field. Sentence 2: Three boys playing soccer in a field
4

Sentence 1: Israeli military court rejects appeal of Palestinian hunger striker Sentence 2: Israel reaches deal with Palestinian hunger strikers

1