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: A group of people sitting around a desk. Sentence 2: A group of girls on a beach.

Answer: 1


Question: Sentence 1: The rate of skin cancer has tripled since the 1950s in Norway and Sweden, according to the study. Sentence 2: The study also found that skin cancer nearly tripled in Norway and Sweden since the 1950s.

Answer: 5


Question: Sentence 1: the chinese government gave active cooperation and assistance to the organization for the prohibition of chemical weapons inspections. Sentence 2: the ecuadorian foreign ministry said in a statement that delegates from the organization for the prohibition of chemical weapons (opaq) will also take part in the meeting.

Answer:
1