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: A field of black faced sheep. Sentence 2: A black faced sheep.
[A]: 3


[Q]: Sentence 1: Close-up of a hummingbird. Sentence 2: A closeup of a hummingbird flying.
[A]: 4


[Q]: Sentence 1: The man rode his motorcycle down the highway. Sentence 2: A person is driving a motorcycle on a road.
[A]:
4