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: And yes, Marilyn Monroe is definitely part of the story, titled "Arthur Miller, Elia Kazan and the Blacklist: None Without Sin." Sentence 2: Note the subheading of this terrible parable in the "American Masters" series, "Arthur Miller, Elia Kazan and the Blacklist: None Without Sin."

A: 3
****
Q: Sentence 1: A man is running on the road. Sentence 2: A panda dog is running on the road.

A: 2
****
Q: Sentence 1: Fifty-seven senators, including 24 Republicans, have signed the letter. Sentence 2: Of those who signed the letter, 57 are senators, including 24 Republicans.

A:
5
****