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 large bird standing on a table picks up a plastic glass containing liquid and places it in a bowl of something. Sentence 2: A bird picks up a plastic cup containing a liquid with it's beak and puts the cup into a bowl.

SOLUTION: 4

PROBLEM: Sentence 1: The man is riding a motorcycle down the road. Sentence 2: A man is riding a red motorcycle on the road.

SOLUTION: 4

PROBLEM: Sentence 1: She countersued for $125 million, saying Gruner & Jahr broke its contract with her by cutting her out of key editorial decisions. Sentence 2: She countersued for $125 million, saying G+J broke its contract with her by cutting her out of key editorial decisions and manipulated the magazine's financial figures.

SOLUTION:
4