Question:
S1: Microsoft this week released a critical update to fix a bug with its newly released Office 2003 suite .
S2: Microsoft has released a critical update for its newly released office suite , Office 2003 .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: But authorities have been unable to stop the tragedies , which they blame on overcrowding , poor vessel construction and lax enforcement of safety rules .
S2: But authorities have been unable to stop the tragedies , which they blame on overcrowding , rickety vessels and lax safety standards .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: Previously , it had reported a profit of $ 12 million , or 0 cents a share , for that period .
S2: Previously , it had reported a small profit of $ 12 million , or break-even on a per-share basis , for the period .
Are S1 and S2 the same?
Answer:
no

Question:
S1: The World Health Organization and the United States Centers for Disease Control sent down a team to look into it .
S2: The World Health Organization and the Centers for Disease Control and Prevention in the United States have sent a team to investigate .
Are S1 and S2 the same?
Answer:
yes