Question:
S1: Greenspan is head of the U.S. central bank , which sets U.S. interest rates .
S2: Greenspan 's Federal Reserve , the U.S. central bank , decides interest rates in the world 's largest economy .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: In Somalia , only 26 % of adolescent females ( aged 10-19 ) have heard of Aids and just 1 % know how to protect themselves .
S2: In Somalia , the report says , only 26 percent of adolescent girls have heard of AIDS and only 1 percent know how to protect themselves .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: The hot technologies -- networking , storage and wireless products -- will be front and center this week .
S2: Storage , networking and wireless products will be prevalent at the show .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: U.S. corporate bond yield spreads opened tighter overall on Tuesday , but tobacco company bonds widened significantly after an adverse legal ruling on Philip Morris USA .
S2: U.S. corporate bond yield spreads ended mostly tighter amid slumping Treasuries on Tuesday , while bonds of tobacco firms widened significantly after an adverse legal ruling on Philip Morris USA .
Are S1 and S2 the same?
Answer:
yes