Problem: S1: When a bottle of vinegar is removed , mother of vinegar may develop . It is considered harmless and can be opened by filtering .
S2: When a bottle of vinegar is opened , it can develop vinegar mother , which is considered harmless and can be removed by filtering .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: (1) A week later , Bland left Valparaiso and arrived in Philadelphia on October 29 , 1818 .
(2) Bland left Philadelphia one week later and arrived in Valparaiso on October 29 , 1818 .

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

OPTIONS:
- no
- yes
A: no

Please check if these have the same meaning.
Paulus was an assistant to Bruno Simma in the case of LaGrand .
Bruno Simma was an assistant to Paulus in the LaGrand case .
OPTIONS:
- no
- yes
Answer: no

Problem: The main projects under the IDGC Holding consolidated investment program for 2011 are as follows :
The consolidated projects under the IDGC Holding 's main investment programme for 2011 are as follows :
OPTIONS:
- no
- yes
-+-
A: no

Today , 146 of his works are shown in the Art Museum of Georgia and exhibited sixteen paintings in the Historical - Ethnographic Museum of Sighnaghi .
Today , 146 of his works are shown in the Art Museum of Georgia and sixteen paintings are exhibited in the Historical-Ethnographic Museum of Sighnaghi .

Are these two sentences paraphrases of each other? OPTIONS:
- no
- yes
yes

Problem: S1: The current Chief Executive Officer is Beth Janson , and the Chairman of the Board is Martin Katz .
S2: The current chief executive officer is Martin Katz , and the chair of the board is Beth Janson .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A:
no