Problem: S1: The modern Oval Office was built in 1933 by President Franklin D. Roosevelt and the old one was demolished .
S2: President Franklin D. Roosevelt demolished the old Oval Office in 1933 , and built the modern one .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The Dallas Cowboys released Spears to a futures contract on January 8 , 2014 . On May 12 , 2014 the Dallas Cowboys signed Quinton Spears .
S2: The Dallas Cowboys released a futures contract on January 8 , 2014 , and the Dallas Cowboys signed the Quinton Spears on May 12 , 2014 .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Bynum was born in Baltimore in 1975 , and grew up in Boston .
S2: Bynum was born in Baltimore in 1975 , grew up in Boston .

Do S1 & S2 convey the same information?

A:
yes