instruction:
Given a fact, create a question that can be answered using the fact. Construct the question such that it is unambiguous, has a unique answer and the answer can be given using the fact.
question:
Fact: melting is when solids are heated above their melting point
answer:
A plastic toy reduced to a puddle was left on a?

question:
Fact: looking directly at an eclipse of the Sun causes harm to the eyes
answer:
When looking at an eclipse, an important thing to remember is?

question:
Fact: usually coral lives in warm water
answer:
Coral get their ____ from algae?