Problem: Generate a sentence that contains a fact.
Sentence: earthquakes cause rock layers to fold on top of each other

Problem: Generate a sentence that contains a fact.
Sentence: an organism 's environment affects that organism 's acquired characteristics

Problem: Generate a sentence that contains a fact.
Sentence: the sun is located directly overhead at noon

Problem: Generate a sentence that contains a fact.
Sentence:
a radiator is a source of heat