question:
The great majority of slaves in Texas came with their owners from the older slave states.
In 1860 what percentage of the city's population was slaves?

answer: no

question:
George was appalled, however, when instructed by the South African government to shake hands only with whites, and referred to his South African bodyguards as "the Gestapo".
Who instructed the King to only shake hands with whites in South Africa?

answer: yes

question:
Launching yet another referendum, Napoleon was elected as Emperor of the French by a tally exceeding 99%.
About how many voters participated in the election that made Napoleon Emperor of the French?

answer: no

question:
Rapid environmental changes typically cause mass extinctions.
What can typically cause mass extinctions?

answer:
yes