Problem: S1: Billy ( September 25 , 1918 -- May 3 , 2011 ) whose friends called him '' William Pendry Bidelman '' , was an American astronomer .
S2: Billy Billy ( 25 September 1918 - 3 May 2011 ) , whose friends called him '' William Pendry Bidelman '' , was an American astronomer .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Kosmos operates blocks offshore - Senegal in Cayar and St. Louis .
S2: Kosmos operates in the Cayar and St. Louis blocks offshore Senegal .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: It currently serves as the newspaper for Galveston , as well as Galveston County .
S2: It is currently serving as the newspaper of record for Galveston County , as well as Galveston .

Do S1 & S2 convey the same information?

A:
yes