question:
Although each institution is organized differently, nearly all universities have a board of trustees; a president, chancellor, or rector; at least one vice president, vice-chancellor, or vice-rector; and deans of various divisions.
How many vice presidents do most universities have?

answer: yes

question:
Mieszko I of Poland (c. 935 25 May 992) established an elite knightly retinue from within his army, which he depended upon for success in uniting the Lekhitic tribes and preserving the unity of his state.
Along with uniting the lekhitic tribes what did poland succeed in?

answer: yes

question:
She, the Empress Dowager Ci'an (who had been Xianfeng's empress), and Prince Gong (a son of the Daoguang Emperor), staged a coup that ousted several regents for the boy emperor.
When did Tongzhi Emperor die?

answer: no

question:
The Norfolk Island palm (Rhopalostylis baueri) and the smooth tree-fern (Cyathea brownii), the tallest tree-fern in the world, are common in the Norfolk Island National Park but rare elsewhere on the island.
How many plants can only be found on Norfolk Island?

answer:
no