Problem: Randomly generate a fact.

Random fact: sound can travel through air
Generate a sentence that answers this question: "if weather is stormy then there is a greater chance of".

Answer: if weather is stormy then there is a greater chance of rain
question: What sentence would provide a factual answer to this question: "What causes the pull of gravity on a planet?"

answer: the mass of a planet causes the pull of gravity on that planet
Problem: What is a random fact?

Answer: dairy is a source of Vitamin D
Problem: Generate a sentence that contains a fact.

coal mine is a source of coal under the ground
Problem: Generate a sentence that contains a fact.
a phase change is when matter changes from one state into another state