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: fan stated the commission is primarily concerned with the term of future investment in taiwan. Sentence 2: fan stated the commission will ensure the commitments are upheld once the investments are under way.
[A]: 2


[Q]: Sentence 1: Ex-first lady Barbara Bush leaves Texas hospital Sentence 2: Former first lady Barbara Bush leaves hospital
[A]: 5


[Q]: Sentence 1: Bush gets zero credit for the budget under him. Sentence 2: And, Obama gets zero credit for the budget under him.
[A]:
2