Problem: S1: Mountain Hardwear opened its first retail location in Seattle in April 2008 . A Portland , Oregon , Washington retail store opened on December 5 , 2008 .
S2: In April 2008 , Mountain Hardwear opened its first retail location in Seattle , and a retail shop in Portland , Oregon , Washington , opened on December 5 , 2008 .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Two years later , he bought a master 's degree in history from Southwest Missouri State University ( then Missouri State University ) .
S2: Two years later , he earned a master 's degree in history from Missouri State University ( then Southwest Missouri State University ) .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Internationally , Alaska has road links with both the lower 48 US states and Canada .
S2: Canada has road links with both the lower 48 US states and Alaska .

Do S1 & S2 convey the same information?

A:
no