Problem: S1: The western extension of the congestion charge in London was withdrawn in 2007 ( and introduced on 1 January 2011 ) .
S2: The western extension of the London congestion charge was introduced in 2007 ( and withdrawn on January 1 , 2011 ) .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Samata Express is a super quick express train between Visakhapatnam and Hazrat Nizamuddin in New Delhi and is operated by the East Coast Railway .
S2: Samata Express is a super quick express train between New - Delhi and Hazrat Nizamuddin in Visakhapatnam and is operated by the East Coast Railway .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Bill Pickett , an African-American rodeo performer , also appeared in early western films for the same audience .
S2: Also Bill Bill Pickett , an African-American rodeo actor , appeared in early Western films for the same audience .

Do S1 & S2 convey the same information?

A:
yes