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 woman is dancing with other women. Sentence 2: A woman is shredding chicken.

SOLUTION: 0

PROBLEM: Sentence 1: Seniors would then have to pay 50 percent of their drug costs up to $3,450. Sentence 2: Above that, Medicare would pay 90 percent of all drug costs.

SOLUTION: 2

PROBLEM: Sentence 1: Macau Gambling Revenue Hits Record $38 bn in 2012 Sentence 2: Macau gambling revenue hits record US$38b in 2012

SOLUTION:
5