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: five people standing on a sidewalk Sentence 2: Five people on a sidewalk.
[A]: 5


[Q]: Sentence 1: A chicken is pecking at a dead mouse. Sentence 2: A rooster pecks at a dead mouse.
[A]: 4


[Q]: Sentence 1: Man Who Set Himself on Fire on National Mall Dies of Injuries Sentence 2: Man 'who set himself ablaze' on National Mall dies
[A]:
5