Problem: S1: If it was right and moral , as I now believe , it was necessary .
S2: If , as I believe , it was necessary , it was right and moral .

Do S1 & S2 convey the same information?

A: no

Problem: S1: John Peter Featherston married Bessie Parnell , daughter of John Parnell , County Wicklow , Ireland in 1871 .
S2: Bessie married Parnell John Parnell , daughter of John Peter Featherston , County Wicklow , Ireland in 1871 .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The definition can be extended as follows to standard or non-standard points ( any ) :
S2: The definition can be extended as follows to any ( standard or non-standard ) points :

Do S1 & S2 convey the same information?

A:
yes