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: Two people are walking through some water. Sentence 2: Two girls are walking by a tree in front of a brick building.
[A]: 1


[Q]: Sentence 1: The man drilled holes into the wood. Sentence 2: A man drills wood.
[A]: 4


[Q]: Sentence 1: the part of the purpose of the united states plan is to increase pressure on north korea. Sentence 2: the united states and the allies of the united states believe iran is pursuing nuclear arms.
[A]:
1