question: OPTIONS:
- yes
- no
The Earth contains about 434 billion cubic meters of growing stock forest, 47% of which is commercial.
What percentage of the Earth's stock forest is commercial?

answer: yes

question: OPTIONS:
- yes
- no
The third torchbearer in the Paris leg, Jin Jing, who was disabled and carried the torch on a wheelchair, was assaulted several times by unidentified protestors seemingly from the pro-Tibet independent camp.
What did the ethnic Chinese call the disabled torch bearer?

answer: no

question: OPTIONS:
- yes
- no
The Russians were suddenly liberators of oppressed Balkan states.
Who were liberators of oppressed Balkan states?

answer: yes

question: OPTIONS:
- yes
- no
Most wider streets carry two-way traffic, as do a few of the narrow ones.
Which streets are one-way eastbound?

answer:
no