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: Syrian opposition offers Assad truce in Homs for duration of Ramadan Sentence 2: Syrian opposition offers Assad's forces truce for duration of Ramadan
[A]: 5


[Q]: Sentence 1: A large tan dog is running with a green item in its mouth Sentence 2: The tan dog is carrying a green squeak toy in its mouth.
[A]: 4


[Q]: Sentence 1: A small boy is playing with a dog. Sentence 2: A baby is playing with a dog.
[A]:
4