Q: Does "In the period before migration, many birds display higher activity or Zugunruhe (German: migratory restlessness), first described by Johann Friedrich Naumann in 1795, as well as physiological changes such as increased fat deposition." provide a valid answer to "How do birds act in the period before migration?"?
OPTIONS:
- yes
- no
A: yes

Q: Does "This left a prodigious quantity of uranium as a waste product, since it takes three tonnes of uranium to extract one gram of radium." provide a valid answer to "What is another term for uranium ore?"?
OPTIONS:
- yes
- no
A: no

Q: Does "The attack was a costly success and came to be known as "von Bredow's Death Ride", which was held to prove that cavalry charges could still prevail on the battlefield." provide a valid answer to "What was one of two factors that led von Bredow's narrow success on the battlefield?"?
OPTIONS:
- yes
- no
A: no

Q: Does "The Mayor and council members are elected to four-year terms." provide a valid answer to "How many councilors sit on the City Council?"?
OPTIONS:
- yes
- no
A:
no