Problem: Generate a sentence that contains a fact.
Sentence: precipitation is when hail fall from clouds to the ground
Problem: Randomly generate a fact.

Random fact: a nest is made of branches
Generate a sentence that answers this question: "Ice wedging can be explained by pointing to".

Answer: ice wedging is when ice causes rocks to crack by expanding in openings
question: What sentence would provide a factual answer to this question: "Explosions can cause harm to what?"

answer: explosions can cause harm to an organism
Problem: What is a random fact?

Answer: melting point means temperature at which a solid melts
Problem: Generate a sentence that contains a fact.
Sentence:
a skinny beak is used for obtaining food by a bird from small spaces