Problem: Generate a sentence that contains a fact.
Sentence: microorganisms cause food to spoil

Problem: Generate a sentence that contains a fact.
Sentence: plants are a source of biofuel

Problem: Generate a sentence that contains a fact.
Sentence: a spider web is used to capture food by spiders

Problem: Generate a sentence that contains a fact.
Sentence:
as the amount of available water decreases , tree-growth rings will become narrower