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: For the year, it expects sales of $94 million and a profit of 26 cents a share from continuing operations. Sentence 2: This is an increase from the $22.5 million and 5 cents a share previously forecast.

A: 1
****
Q: Sentence 1: A bird sits in a tree. Sentence 2: A bird sits in a leafless tree.

A: 4
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Q: Sentence 1: The tech-heavy Nasdaq Stock Markets composite index added 14.17 points or 0.94 per cent to 1,517.05. Sentence 2: The Nasdaq Composite index, full of technology stocks, was lately up around 18 points.

A:
2
****