TASK DEFINITION: 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.
PROBLEM: Sentence 1: The man added vegetables to the broth in the pot. Sentence 2: A man is adding sliced vegetables to a cooking bowl with water.

SOLUTION: 3

PROBLEM: Sentence 1: China ‚Äėwill protect interests‚Äô of foreign business Sentence 2: Obama in ‚Äėdirect‚Äô confrontation with Putin on Ukraine

SOLUTION: 0

PROBLEM: Sentence 1: Part of pro-life is the opposition to legalized abortion. Sentence 2: Pro-life also refers to just "opposition to abortion".

SOLUTION:
4