question: OPTIONS:
- yes
- no
Above 210 C, the metal becomes brittle again and can be pulverized by beating.
At what temperature to zinc become brittle?

answer: yes

question: OPTIONS:
- yes
- no
Ramanuja (c. 10371137) was the foremost proponent of the philosophy of Visistadvaita or qualified non-dualism.
When did Ramanuja live?

answer: yes

question: OPTIONS:
- yes
- no
The Japanese defenders recognized the possibility of a renewed invasion, and began construction of a great stone barrier around Hakata Bay in 1276.
How long was the Hakata Bay barrier?

answer: no

question: OPTIONS:
- yes
- no
There is a tendency to abandon traditionally gender-invariable adjectives in favour of marked ones, something prevalent in Occitan and French.
What would be the traditional form of a gender-invariable adjective?

answer:
no