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 badger is digging in the dirt. Sentence 2: A man is moving large rocks.

A: 0
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Q: Sentence 1: china is north korea's closest ally. Sentence 2: north korea is a reclusive state.

A: 1
****
Q: Sentence 1: For Kathy Nicolo (Jennifer Connelly), the house means stability and family. Sentence 2: Kathy Nicolo (Jennifer Connelly) is desperate that her family not find out that her life has fallen apart.

A:
2
****