Problem: As children , Paul Rosbaud and his brother Hans performed with their mother , who taught piano .
Paul Rosbaud and his brother Hans appeared as children with their mother , who taught the piano .
OPTIONS:
- no
- yes
-+-
A: yes

Problem: The current Chief Executive is Nick Hawkins , who replaces Rob Powell in October 2017 .
The current Chief Executive is Nick Hawkins , who replaced Rob Powell in October 2017 .
OPTIONS:
- no
- yes
-+-
A: yes

Problem: After the constitution of the United States was adopted in 1789 , the US was ratified by Bill of Rights in 1791 .
After the constitution of the United States was ratified in 1789 , the Bill of Rights of the United States was adopted in 1791 .
OPTIONS:
- no
- yes
-+-
A:
no