Problem: Wwo sentences:
The Pentagon says it 's a technique that 's been successful in predicting elections , even box-office receipts .
The Pentagon insists the technique has successfully predicted elections and even box office receipts .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
The study was presented yesterday in Chicago at the annual meeting of the Radiological Society of North America .
Both sets of findings were presented Monday at the annual meeting of the Radiological Society of North America in Chicago .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
The Hulk weekend take surpasses the previous June record of $ 54.9-million for Austin Powers : The Spy Who Shagged Me .
It beat the previous record of $ 54.9 set by 1999 's " Austin Powers : The Spy Who Shagged Me . "
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
Chairman Michael Powell and FCC colleagues at the Wednesday hearing .
FCC chief Michael Powell presides over hearing Monday .
Do they have the same meaning?

Answer:
no