Question:
S1: " This is very serious , " said Dr. Julie Gerberding , director of the federal Centers for Disease Control and Prevention .
S2: We 're seeing some very high levels of widespread flu infections in some places , " said Dr. Julie Gerberding , director of the federal Centers for Disease Control and Prevention .
Are S1 and S2 the same?
Answer:
no

Question:
S1: Cruz came to the United States in 1960 , a year after the Cuban revolution .
S2: Cruz came to the United States in 1960 , a year after Fidel Castro overthrew a dictatorship and installed a Communist government .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: A suburban Chicago man was arrested Wednesday on charges of secretly gathering information on Iraqi opposition figures as an unregistered agent of Saddam Hussein 's intelligence service .
S2: The FBI arrested a suburban Chicago man Wednesday and charged him with secretly collecting information on individuals in the United States who opposed Saddam Hussein 's Iraqi government .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: The life expectancy for boys born in 2001 was 74.4 years , up two years since 1990 .
S2: According to the report , average life expectancy has increased by nearly two years since 1990 .
Are S1 and S2 the same?
Answer:
no