Known answer: yes
Now, what could be the question and solution? Walt Disney dominated his amusement park peers at Academy Awards?
Walt Disney won a total of 26 Academy Awards. The founder of Six Flags, Angus G Wynne, had 0 academy awards. The founder of Knott's Berry Farm, Walter Knott, had 0 academy awards.

Known answer: no
Now, what could be the question and solution? Did Sojourner Truth use the elevator at the Washington Monument?
The Washington Monument was opened to the public in October 1888. Sojourner Truth died November 26, 1883.

Known answer: yes
Now, what could be the question and solution? Are there any chives hypothetically good for battling vampires?
Vampires in folklore have a weakness to garlic. Chives, an edible plant species, come in a number of varieties. Garlic chives are a variant of chives first found in China thousands of years ago.

Known answer: no
Now, what could be the question and solution?
Would a lullaby be enough to wake Hellen Keller up?
Lullabies can be sung or played via instrument. Hellen Keller was deaf.