Problem: Generate a sentence that contains a fact.

rocks sometimes contain iron
Problem: Generate a sentence that contains a fact.
Sentence: an anemometer is used to measure wind speed
Problem: Randomly generate a fact.

Random fact: the cocoons being created occurs during the the pupa stage in a life cycle
Generate a sentence that answers this question: "Meadow vales are".

Answer: meadow voles eat plants
question: What sentence would provide a factual answer to this question: "Which is required for a sedan to run?"

answer: a car engine usually converts gasoline into motion and heat through combustion
Problem: Randomly generate a fact.

Random fact:
sound can travel through air