TASK DEFINITION: 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.
PROBLEM: Sentence 1: A man and woman are Bollywood dancing. Sentence 2: A man an woman are dancing in the rain.

SOLUTION: 2

PROBLEM: Sentence 1: So YES, we DO read the bible to learn about Christianity. Sentence 2: personally i would read the bible to learn about christianity.

SOLUTION: 3

PROBLEM: Sentence 1: A black dog is running through the snow. Sentence 2: A black pit bull dog is running through the dirt.

SOLUTION:
2