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: 20-member parliamentary, trade team leaves for India Sentence 2: Commerce secretary to take leave of absence
0

Sentence 1: Plastic toys are floating in water. Sentence 2: The ladies are performing a dance.
0

Sentence 1: Jim Furyk celebrated his first Father's Day as a father by winning his first major golf championship. Sentence 2: His first Father's Day as a dad, his first major as a champion.

3