Problem: S1: Sales began in North America in the third quarter of 2008 and in Europe in early 2009 as a model for 2010 .
S2: Sales began in Europe in the third quarter of 2008 and in North America in early 2009 as a 2010 model .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: S1: He was the father of historian Francis Andrew March and General Peyton C. March , the chief of staff of the United States Army during World War I .
S2: He was the father of historian Peyton C. March and General Francis Andrew March who was chief of staff of the United States Army during the First World War .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: S1: Brian Meehan fled with Traynor to Portugal ( who later fled to Amsterdam ) .
S2: Brian Meehan fled to Portugal with Traynor ( who later escaped to Amsterdam ) .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A:
yes