Do the following sentences say the same thing?
France Welcomes US-Russia Deal on Syria
Arab League welcomes US-Russian deal on Syria

2

Do the following sentences say the same thing?
A boy is playing a guitar.
A kid is playing a guitar.

4

Do the following sentences say the same thing?
He explained that he found Antetonitrus when he came to Wits in 2001 as a post-doctoral research assistant at England's University of Bristol.
He explained that he found antetonitrus when he came to Wits in 2001 while a post-doctoral research assistant at Bristol University in Britain.

5

Do the following sentences say the same thing?
Egypt announces arrest of 1,004 Muslim Brotherhood supporters
Egypt orders arrest of Brotherhood chief Badie
2