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: He said there was no indication , so far , that Gehring used his card for hotels , motels or other overnight stops ., Sentence2: There is no indication , so far , that Gehring used his card at any motel or overnight lodging , he said .

SOLUTION: Yes

PROBLEM: Sentence1: Currently , about 37,000 U.S. troops are stationed in South Korea ., Sentence2: There are 100,000 U.S. troops in Asia , most of them in South Korea and Japan .

SOLUTION:
No