Problem: (1) Later that day both the JMA & the JTWC upgraded the depression to a tropical storm .
(2) Later that day , both the JMA and the JTWC have upgraded the depression to a tropical storm .

Do (1) and (2) mean the same thing?
A: yes

Problem: (1) According to the dictionary of the National Biography of 1885 , Ralph Acton is assigned to the first half of the fourteenth century by Leland and his supporters .
(2) After the 1885 Dictionary of National Biography , Leland is assigned to the first half of the fourteenth century by Ralph Acton and his followers .

Do (1) and (2) mean the same thing?
A: no

Problem: (1) The Belgian Congo was notoriously capitalistic when it was a profitable rubber plantation owned and operated by King Leopold II as a private enterprise .
(2) The Belgian Congo was notoriously profitable when it was a capitalist rubber plantation that King Leopold II owned and operated as a private enterprise .

Do (1) and (2) mean the same thing?
A: no

Problem: (1) The oldest of these are the channels : the Bridgewater Canal , Trent and Mersey Canal , the Weaver Navigation and the Manchester Ship Canal .
(2) The oldest of these are the channels : the Manchester Ship Canal , the Trent and Mersey Canal , the Weaver Navigation and the Bridgewater Canal .

Do (1) and (2) mean the same thing?
A:
yes