Problem: Generate a sentence that contains a fact.
Sentence: mining changes an ecosystem
Problem: Randomly generate a fact.

Random fact: skidding causes speed to decrease
Generate a sentence that answers this question: "A thing may be changed on a chemical level after".

Answer: chemical reactions cause chemical change
question: What sentence would provide a factual answer to this question: "herbivores do what with plants"

answer: herbivores only eat plants
Problem: What is a random fact?

Answer: camouflage is used for hiding by animals against predators
Problem: Generate a sentence that contains a fact.
Sentence:
weathering means breaking down surface materials from larger whole into smaller pieces by weather