Problem: Wwo sentences:
At midday Saturday , automatic gunfire rattled windows in the Qadesiyah neighborhood , a largely Arab area that borders a Kurdish quarter .
Automatic gunfire rattled windows in the Qadesiya neighborhood at midday today , a largely Arab area that borders a Kurdish quarter .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
The three chains have replaced most of the 70,000 striking workers with temporary employees to keep their stores open .
The supermarket chains have used managers and replacement workers to keep their stores open , often at reduced hours .
Do they have the same meaning?

Answer: no

Problem: Wwo sentences:
" It 's obvious I 'm not riding as well as years past , " Armstrong said at a news conference .
" I think it 's obvious I 'm not riding as well as I have in years past .
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