Problem: What is a random fact?

Answer: sand dunes are made of sand
Problem: Generate a sentence that contains a fact.

a chipmunk eats acorns
Problem: Generate a sentence that contains a fact.
Sentence: a tape measure is used to measure length
Problem: Randomly generate a fact.

Random fact: melting point means temperature above which a solid melts
Generate a sentence that answers this question: "which of these would you most likely find in a log with a hole in it?".

Answer: some raccoons live in hollow logs
Generate a sentence that answers this question: "A mighty river flows through an area for millennia. Afterwards, it can be noted that where there once were shallow rivers, there are now".

Answer:
most canyons are formed by flowing rivers through erosion over long periods of time