instruction:
You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".
question:
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 .
answer:
Yes


question:
Sentence1: Three-year-old Jaryd Atadero vanished on Oct. 2 , 1999 while on a hiking trip with a church group ., Sentence2: He was on a hiking trip that day with a church group .
answer:
No


question:
Sentence1: The Globe reported that Smiledge hasn 't spoken with his son , Joseph Druce , in eight years ., Sentence2: Smiledge said he hasn 't spoken with his son in eight years and wants nothing to do with him .
answer:

No