Problem: Randomly generate a fact.

Random fact: if the atmospheric temperature rises then the glaciers will melt
Generate a sentence that answers this question: "Octopuses excrete an ink as defense when".

Answer: ink is used for hiding from predators by octopuses
question: What sentence would provide a factual answer to this question: "Trees grow growth-rings one time each year; so which of these is correct?"

answer: a tree growing a tree-growth ring occurs once per year
Problem: What is a random fact?

Answer: adult amphibians live on land
Problem: Generate a sentence that contains a fact.

the moon orbits the Earth
Problem: Generate a sentence that contains a fact.
Earth orbiting the Sun causes seasons to change