Question:
S1: ImClone Systems Inc. and Genentech Inc. led shares of U.S. biotechnology companies higher after medicines they are developing helped cancer patients in studies .
S2: ImClone Systems and Genentech led shares of biotechnology companies higher yesterday after studies showed the medicines they are developing helped cancer patients .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: She concludes that what her husband did was morally wrong but not a betrayal of the public .
S2: Mrs Clinton said her husband action 's were morally wrong but did not constitute a public betrayal .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: " We disagree with the judge 's decision on notice for Engine Company 261 , " said a statement by Michael A. Cardozo , the city 's corporation counsel .
S2: He added that : " We disagree with the judge 's decision on notice for Engine Company 261 . "
Are S1 and S2 the same?
Answer:
yes

Question:
S1: FBI spokesman Steve Lazarus did not immediately return a phone call for comment on Friday .
S2: Adaptable and Carter 's Trading Co. did not immediately return calls seeking comment on Wednesday .
Are S1 and S2 the same?
Answer:
no