Problem: Wwo sentences:
Passenger Keith Charlton , who helped tackle the man , last night praised the efforts of the injured chief flight attendant , known to passengers as Greg .
Passenger Keith Charlton , who also tackled the attacker , praised the efforts of the injured chief flight attendant .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
A few thousand troops , most from the division 's 3rd Brigade Combat Team based at Fort Benning in Columbus , began returning last week , with flights continuing through Friday .
Several thousand 3rd Infantry troops , including the 3rd Brigade Combat Team based at Fort Benning in Columbus , Ga . , began returning last week .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
The 3 { hours of recordings include conversations between police , firefighters and other emergency workers , as well as media inquiries .
Among them are conversations between police , firefighters and other emergency workers , as well as media inquiries .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
Senate passage of the Medicare bill was almost certain , possibly as early as today .
Senate passage of the Medicare bill is almost certain Monday .
Do they have the same meaning?

Answer:
yes