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: Man arrested over double murder Sentence 2: WA man arrested in police drug raid

A: 1
****
Q: Sentence 1: Mom busted in and said, "What's that noise?" Sentence 2: My kids busted in and said 'whats that Dad?'

A: 2
****
Q: Sentence 1: A woman is brushing some shrimp. Sentence 2: A woman brushes some shrimp.

A:
5
****