question: What sentence would provide a factual answer to this question: "In a single year, a giant globe will do this to a giant star."

answer: the Earth revolves around the sun
Problem: What is a random fact?

Answer: cutting down trees in a forest causes the number of trees to decrease in that forest
Problem: Generate a sentence that contains a fact.

vibrating matter can produce sound
Problem: Generate a sentence that contains a fact.
Sentence: an animal requires enough nutrients to survive
Problem: Randomly generate a fact.

Random fact: seasons cause change to the environment
question: What sentence would provide a factual answer to this question: "If you want to walk over a lake, which of these is necessary?"

answer:
freezing point means temperature below which a liquid freezes