Problem: Generate a sentence that contains a fact.
Sentence: if an animal is trained to do something then that something is a learned behavior

Problem: Generate a sentence that contains a fact.
Sentence: if it is night then the sun has set

Problem: Generate a sentence that contains a fact.
Sentence: the colors of the parts of an organism are inherited characteristics

Problem: Generate a sentence that contains a fact.
Sentence:
an landfill is a source of pollution