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.

Q: Sentence 1: Under NASD regulations, Mr. Young can file a response and request a hearing before an NASD panel. Sentence 2: The analyst, already let go by Merrill, can request a hearing before a NASD panel.

A: 3
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Q: Sentence 1: View of a living room with a dining room in the background. Sentence 2: A living room with large sofas and a dining table in the background.

A: 4
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Q: Sentence 1: GM slow on recalls, Congress record shows Sentence 2: mobile world congress future smartphone

A:
0
****