Does the sentence "The most notable of these was "Billy Cub" who worked outside of the stadium until for over 6 years until July 2013, when the club asked him to stop." provide a valid answer to the question "Who played Billy Cub?" OPTIONS:
- yes
- no

A: no

Does the sentence "The leg finished at the Buenos Aires Riding Club in the Palermo district, the last torchbearer being Gabriela Sabatini." provide a valid answer to the question "Who was the mayor of Buenos Aires?" OPTIONS:
- yes
- no

A: no

Does the sentence "The EPA regulates pesticides to ensure that these products do not pose adverse effects to humans or the environment." provide a valid answer to the question "Who is protected by EPA regulations?" OPTIONS:
- yes
- no

A: yes

Does the sentence "Lunisolar calendars have a thirteenth month added to some years to make up for the difference between a full year (now known to be about 365.24 days) and a year of just twelve lunar months." provide a valid answer to the question "How many months were in a year in the original Mayan calendars?" OPTIONS:
- yes
- no

A:
no