Problem: S1: Orange lights show a sunny day , green lights a cloudy day and blue lights indicate rain .
S2: Orange lights indicate a sunny day , green lights a cloudy day and blue lights indicate rain .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The pillow sizes are 80 80 cm ( older ) or 40 80 cm ( newer ) .
S2: German pillow sizes are 80 80 cm ( newer ) or 40 80 cm ( older ) .

Do S1 & S2 convey the same information?

A: no

Problem: S1: He quoted influences such as Skrillex , Reso , Rusko and Bare Noize and studied music production at the Academy of Contemporary Music in Guildford .
S2: Skrillex cites influences such as Rusko , Reso , Zomboy and Bare Noize . He studied Music Production at the Academy of Contemporary Music in Guildford .

Do S1 & S2 convey the same information?

A:
no