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.

[EX Q]: Sentence 1: French parliament backs reform of law on prostitution Sentence 2: Russian parliament to consider ban on U.S. adoptions
[EX A]: 1

[EX Q]: Sentence 1: A woman cracks two eggs into a glass bowl. Sentence 2: A woman is cracking an egg into a bowl.
[EX A]: 4

[EX Q]: Sentence 1: A small bird eating from the feeder. Sentence 2: Bird eating from a bird feeder.
[EX A]:
4