Problem: Generate a sentence that contains a fact.
Sentence: crumple means change shape from smooth into compacted by physical force
Problem: Randomly generate a fact.

Random fact: the sun causes water to evaporate more quickly by adding heat
Generate a sentence that answers this question: "A crane starts off weighing thirty pounds, then later weighs twenty pounds. When travelling, the crane will fly".

Answer: as the weight of an animal decreases , that animal will fly more easily
question: What sentence would provide a factual answer to this question: "A particular bird has very bright multi-colored feathers. This could help them"

answer: coloration is used to find a mate by some animals
Problem: What is a random fact?

Answer: the mantle is a layer of the Earth
Problem: Generate a sentence that contains a fact.
Sentence:
the Earth revolving around the sun causes stars to appear in different areas in the sky at different times of year