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: Among three major candidates, Schwarzenegger is wining the battle for independents and crossover voters. Sentence 2: Schwarzenegger picks up more independents and crossover voters than Bustamante.
[A]: 3


[Q]: Sentence 1: A small black dog is in the grass. Sentence 2: A black dog is running in the grass.
[A]: 4


[Q]: Sentence 1: An hour later, an Israeli helicopter fired missiles at a car in Gaza City, killing two Hamas officials and at least five other people. Sentence 2: An hour later Israeli attack helicopters rained missiles on a car in Gaza City, killing seven people, Palestinian sources said.
[A]:
4