Problem: S1: However , McKeithen Humphrey had supported Humphrey at the Democratic National Convention in Chicago in 1968 .
S2: In 1968 , however , Humphrey supported McKeithen at the Democratic National Convention in Chicago .

Do S1 & S2 convey the same information?

A: no

Problem: S1: 651 Squadron RAF was a unit of the Royal Air Force in Egypt during the Second World War and subsequently in Italy and North Africa .
S2: 651 Squadron RAF was a unit of the Royal Air Force in Italy and North Africa during the Second World War and afterwards in Egypt .

Do S1 & S2 convey the same information?

A: no

Problem: S1: In July 2013 Lone Star Comics sold off three of their five remaining stores , in Mesquite , Hurst , and Plano .
S2: In July 2013 , Lone Star comics sold three of their five remaining stores in Mesquite , Hurst and Plano .

Do S1 & S2 convey the same information?

A:
yes