Problem: What is a random fact?

Answer: contact between rocks over long periods of time causes rocks to smooth
Problem: Generate a sentence that contains a fact.

detailed observation of celestial objects requires a telescope
Problem: Generate a sentence that contains a fact.
Sentence: natural magnetism is used for pointing north by a compass
Problem: Randomly generate a fact.

Random fact: evaporation is a stage in the water cycle process
Generate a sentence that answers this question: "A light can be turned on if the".

Answer: completing a circuit causes electricity to flow through that circuit
Generate a sentence that answers this question: "If a thing is being drawn to another thing of the same material, they are probably".

Answer:
a magnet attracts magnetic metals through magnetism