TASK DEFINITION: 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.
PROBLEM: Sentence 1: chinese authorities were not immediately available for comment. Sentence 2: godzhayev and godzhayev's lawyers were not immediately available to comment.

SOLUTION: 1

PROBLEM: Sentence 1: Five alternate jurors were also chosen, with a final one set to be selected Friday morning from the panel. Sentence 2: Five alternate jurors also were selected, with a sixth alternate to be picked on Friday.

SOLUTION: 5

PROBLEM: Sentence 1: The Conference Board reported its U.S. Consumer Confidence Index slipped to 83.5 in June from 83.6 in May. Sentence 2: The consumer-confidence index came in at 83.5 in June, down slightly from a revised 83.6 in May, the Conference Board said.

SOLUTION:
5