Problem: Wwo sentences:
" I figure we 've destroyed about one-half of Al Qaeda , the top operators of Al Qaeda , and that 's good , " Mr. Bush said .
" We 've destroyed about one half of al Qaeda , the top operators of al Qaeda , and that 's good .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
About 25 governments have signed in the last four months , about half of those in the last three weeks .
According to the State Department list , about 25 nations have signed bilateral agreements in the past four months , about half in the past three weeks .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
Media moguls jostled for position as the deadline for bids for Vivendi Universal 's U.S. entertainment empire neared on Monday in an auction of some of Hollywood 's best-known assets .
Media giant Vivendi Universal has given itself two weeks to sift through offers for its U.S. entertainment empire in a multi-billion dollar auction of some of Hollywood 's best-known assets .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
Goodyear 's third-quarter earnings report , which had been scheduled to be released on Thursday , was postponed until November .
It canceled its third-quarter earnings announcement , which had been scheduled for this morning .
Do they have the same meaning?

Answer:
yes