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 cutting a leak. Sentence 2: A woman is slicing a leek.

SOLUTION: 4

PROBLEM: Sentence 1: A man is adding oil to car. Sentence 2: A man is putting anti-freeze into a car.

SOLUTION: 2

PROBLEM: Sentence 1: Davey graduated Saturday from Northwest College, which is affiliated with the Assemblies of God, with a bachelor of arts degree in religion and philosophy. Sentence 2: Davey started attending Northwest College, which is affiliated with the Assemblies of God, in 1999 with plans to become a minister.

SOLUTION:
2