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.
--------
Question: Sentence 1: Black bird sitting on a concrete slab. Sentence 2: Small dog sitting next to white wall.

Answer: 1


Question: Sentence 1: The brown and white dog is walking in shallow waters. Sentence 2: A white and brown dog appears to be walking on the water.

Answer: 5


Question: Sentence 1: Nokia apologises for 'faked' ad Sentence 2: US waives riders for Pak aid

Answer:
0