Problem: Generate a sentence that contains a fact.
Sentence: the sun is the source of energy for life on Earth
Problem: Randomly generate a fact.

Random fact: a stem is used to store water by some plants
Generate a sentence that answers this question: "What do rotating vanes on an electric fan do to air?".

Answer: the vanes rotating in an electric fan causes air to move
question: What sentence would provide a factual answer to this question: "If a thing is going to consume something that moves it is"

answer: An example of hunting is an otter cracking open clams with a rock
Problem: What is a random fact?

Answer: seasons cause change to the environment
Problem: Generate a sentence that contains a fact.
Sentence:
water flows down a slope