Question:
S1: Federal agents said Friday they are investigating the theft of 1,100 pounds of an explosive chemical from construction companies in Colorado and California in the past week .
S2: Federal investigators are looking for possible connections between the theft of 1,100 pounds of an explosive chemical from construction companies in Colorado and California in the past week .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: The global death toll approached 770 with more than 8,300 people sickened since the SARS virus first appeared in southern China in November .
S2: The global death toll is 770 with more than 8300 people sickened since the severe acute respiratory syndrome virus first appeared in southern China in November .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: The technology-laced Nasdaq Composite Index .IXIC was down 27.13 points , or 1.64 percent , at 1,626.49 , based on the latest data .
S2: The technology-laced Nasdaq Composite Index < .IXIC > declined 25.78 points , or 1.56 percent , to 1,627.84 .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: In their study , researchers tested the hearing of 479 men between 20 and 64 years old who were exposed to noise in their jobs .
S2: Barrenas 's team tested the hearing of 479 men , aged 20 to 64 , who were exposed to noise in their jobs .
Are S1 and S2 the same?
Answer:
yes