Problem: S1: Powerful Stuff is a studio album by the Memphis Blues rock band The Fabulous Thunderbirds , which was recorded in Texas and produced by Terry Manning in 1989 .
S2: Powerful Stuff is a 1989 studio album by Texas based blues rock band The Fabulous Thunderbirds . It was recorded in Memphis and produced by Terry Manning .

Do S1 & S2 convey the same information?

A: no

Problem: S1: He also met William Withey Gull , who led the Cholera Committee with William Baly .
S2: He also met William Baly , who led the Cholera Committee with William Withey Gull .

Do S1 & S2 convey the same information?

A: no

Problem: S1: After spending six months in Buenos Aires , Forchhammer returned to Christiania in 2010 , where he joined the writing team Future Animals -- Don Stefano and Rissi Royall .
S2: After six months in Buenos Aires , Forchhammer returned to Christiania in 2010 , where he joined the writing team Future Animals -- Don Stefano and Rissi Royall .

Do S1 & S2 convey the same information?

A:
yes