TASK DEFINITION: You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".
PROBLEM: Sentence1: But the new vaccine will not even begin to be tested in people until 2005 and will not be approved for use for several years after that ., Sentence2: However , the new vaccine won 't begin to be tested in people until 2005 and won 't be approved for use for several years after that .

SOLUTION: Yes

PROBLEM: Sentence1: His dissent was joined by Chief Justice William H. Rehnquist and Justice Clarence Thomas ., Sentence2: Chief Justice William H. Rehnquist and Justices Antonin Scalia and Clarence Thomas dissented .

SOLUTION: Yes

PROBLEM: Sentence1: British-born astronaut Michael Foale is about to fly into space to take up his post as commander of the International Space Station ., Sentence2: British-born astronaut Michael Foale is on his way to take command of the international space station .

SOLUTION:
Yes