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.

Sentence 1: Indian finance minister quits to run for president Sentence 2: Julian Assange Plans to Run for Australian Senate
0

Sentence 1: A person is squeezing through an opening in the rock face. Sentence 2: A medium sized brown dog is running through an open white wooded area.
0

Sentence 1: The cat shimmied under the bed. Sentence 2: A cat is crawling upside down under the couch.

2