Problem: S1: Mayer ( 2001 ) says Hyman , '' wrote the definitive work on loyalty tests throughout the American history .
S2: Hyman ( 2001 ) said Mayer , '' wrote the definitive work on loyalty tests throughout American history .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: (1) Estimates of correlations between variables are diluted by measurement defects ( weakened ) .
(2) Estimates of correlations between variables are weakened by measurement errors ( diluted ) .

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

OPTIONS:
- no
- yes
A: yes

Please check if these have the same meaning.
This American fundamental principle of equality is essential to the political and legal convictions of Republicans , Democrats , Liberals , and Conservatives alike .
This bedrock American principle of equality is central to the political and legal convictions of Republicans , Democrats , liberals , and conservatives alike .
OPTIONS:
- no
- yes
Answer: yes

Problem: '' Mission Santa Ynez '' , scrapped in 2010 , was the last survivor of over 500 T2 tankers built during the Second World War .
'' Mission Santa Ynez '' , scrapped in 2010 , was the last survivor of the over 500 T2 tankers built during World War II .
OPTIONS:
- no
- yes
-+-
A: yes

However , Szabo 's method of Sybil-spending protection was vulnerable to double attacks .
Szabo 's method of sybilizing protection , however , was vulnerable to double attacks .

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

Problem: S1: Caspar David Friedrich was born on September 5 , 1774 in Germany , on the Baltic coast of Greifswald , Sweden , Pomerania .
S2: Caspar David Friedrich was born on 5 September 1774 , in Greifswald , Swedish Pomerania , on the Baltic coast of Germany .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A:
no