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: Two women posing with a baby. Sentence 2: A woman poses with a baby.
[EX A]: 2

[EX Q]: Sentence 1: Plastic toys are floating in water. Sentence 2: The ladies are performing a dance.
[EX A]: 0

[EX Q]: Sentence 1: A skier wearing blue snow pants is flying through the air near a jump. Sentence 2: A skier stands on his hands in the snow in front of a movie camera.
[EX A]:
1