Question:
S1: The technology-laced Nasdaq Composite Index < .IXIC > declined 16.68 points , or 1.01 percent , at 1,636.94 .
S2: The broader Standard & Poor 's 500 Index .SPX eased 7.57 points , or 0.76 percent , at 990.94 .
Are S1 and S2 the same?
Answer:
no

Question:
S1: Another million barrels , bought by Spanish refiner Cepsa SA , was to be loaded onto a Spanish tanker , Sandra Tapias .
S2: A Spanish tanker , Sandra Tapias , was to be loaded with another million barrels , bought by Spanish refiner Cepsa SA , in the afternoon .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: Without comment , the court declined to hear suspended Alabama Chief Justice Roy Moore 's appeals .
S2: The defeat for suspended Alabama Chief Justice Roy Moore was expected .
Are S1 and S2 the same?
Answer:
no

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