1. About 1838 , Stephenson returned to Manchester and established himself as an historical and landscape engraver in St. Ann Street , and then in a studio in Ridgefield .
2. 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 .
OPTIONS:
- no
- yes

yes

A same meaning or not problem: OPTIONS:
- no
- yes
These arrangements have to correct explanations at different levels -- mathematics , physics , chemistry , biology -- individually , but all necessary together .
These arrangements have explanations at different levels -- mathematics , physics , chemistry , biology -- each individually correct , but all necessary together .
****
[A]: yes

Same meaning?
Conscription has been around in Denmark since the Viking Age , where 110th man of every physical court had to serve the king .
In Denmark , there has been conscription since the Viking Age , where the 110th man of every physical court had to serve the king .

OPTIONS:
- no
- yes

Answer: yes

Problem: S1: His influences included student Robert Bunsen and Gustav von Hufner in Leipzig and Carl Ludwig at the University of Heidelberg .
S2: As a student , his influences included Robert Bunsen and Gustav von Hufner at Leipzig , and Carl Ludwig at the University of Heidelberg .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: yes

Problem: (1) Viviano Codazzi was an important contemporary artist of the genre , whose work was influenced by Alessandro Salucci .
(2) Alessandro Salucci was an important contemporary practitioner of the genre whose work was influenced by Viviano Codazzi .

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

OPTIONS:
- no
- yes
A: no

Problem: (1) Michael Stich defeated Nicklas Kulti 6 -- 3 , 1 -- 6 , 6 -- 2 .
(2) Nicklas Kulti defeated Michael Stich 6 -- 3 , 1 -- 6 , 6 - 2 .

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

OPTIONS:
- no
- yes
A:
no