Problem: Generate a sentence that contains a fact.
Sentence: the circulatory system carries oxygen from the digestive and respiratory systems to the rest of the body
Problem: Randomly generate a fact.

Random fact: An example of creating an alternative fuel is turning plant material into fuel
Generate a sentence that answers this question: "Soil contains".

Answer: if some nutrients are in the soil then those nutrients are in the food chain
question: What sentence would provide a factual answer to this question: "What are predators?"

answer: carnivores are predators
Problem: What is a random fact?

Answer: a hot plate is a source of heat
Problem: Generate a sentence that contains a fact.
Sentence:
the respiratory system takes in oxygen from the air