A same meaning or not problem: OPTIONS:
- no
- yes
( Formula 26 are normal vectors at the intersection points ; their product is scalar in Formula 27 . )
( formula _ 26 are normal vectors at the intersection points . Their scalar product is formula _ 27 . )
****
[A]: no

Same meaning?
STAVKA ordered the army reformed on 2 March 1942 .
The STAVKA reformed the army ordered on March 2 , 1942 .

OPTIONS:
- no
- yes

Answer: no

Problem: S1: George Wilson was born on 24 June 1766 to Robert Wilson , a shipbuilder , and Mary Finlay in Newcastle .
S2: Robert Wilson was born on June 24 , 1766 in Newcastle , George Wilson , a shipbuilder , and Mary Finlay .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: (1) Barbara Kwarc , known as Barbara Rogowska ( born June 19 , 1953 ) is a Polish comedian actress , comic and celebrity .
(2) Barbara Rogowska , known as Barbara Kwarc ( born June 19 , 1953 ) is a Polish actress , comedian and celebrity .

Do (1) and (2) mean the same thing?

OPTIONS:
- no
- yes
A: yes

Please check if these have the same meaning.
At the age of nine , Garcia appeared in his first concert and has since appeared alone or with his aunt and uncle in all parts of France .
At the age of nine , he appeared in his first concert and since then he has appeared alone or with his aunt and uncle in all parts of France .
OPTIONS:
- no
- yes
Answer: yes

A same meaning or not problem: OPTIONS:
- no
- yes
In 1838 , Stephenson returned to Manchester and established himself as a historical and landscape engraver in St. Ann Street and then at a studio in Ridgefield .
About 1838 Stephenson returned to Manchester and established himself as an historical and landscape engraver in Ridgefield , and then in a studio in St. Ann Street .
****
[A]:
no