Problem: S1: He played in 2007 in Los Angeles Lollapalooza and 2008 at the FuckYeah Festival in Chicago .
S2: He played in 2007 at Chicago Lollapalooza , and in 2008 at the FuckYeah Festival in Los Angeles .

Do S1 & S2 convey the same information?

A: no

Problem: S1: However , the Russian villain is an original and sometimes interesting danger .
S2: The Russian villain , however , is an interesting and sometimes original menace .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The mushroom is edible , but due to possible confusion with poisonous Amanita species is not recommended .
S2: The mushroom is poisonous , but due to possible confusion with edible '' Amanita '' species is not recommended .

Do S1 & S2 convey the same information?

A:
no