Problem: Wwo sentences:
Government bonds sold off sharply after Greenspan told Congress on Tuesday that the U.S. economy " could very well be embarking on a period of extended growth " .
Greenspan told Congress on Tuesday the U.S. economy " could very well be embarking on a period of sustained growth " .
Do they have the same meaning?

Answer: no

Problem: Wwo sentences:
The ministers also intend to initiate plans for a national centre for disease control .
The health ministers also announced plans for healthy living and tobacco control strategies .
Do they have the same meaning?

Answer: no

Problem: Wwo sentences:
Analysts have predicted third-quarter earnings of 16 cents a share and revenue of $ 7.15 billion , on average .
Analysts surveyed by Reuters Research expected earnings of 13 cents a share on revenue of $ 6.7 billion , on average .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
On March 6 , the board , most of them appointed by Gov. George Pataki , unanimously agreed to the hikes ; they were implemented at the beginning of this month .
On March 6 , the board , most of whose members were appointed by Gov. George Pataki , unanimously agreed to impose the hikes .
Do they have the same meaning?

Answer:
no