Problem: Generate a sentence that contains a fact.
Sentence: preferences are generally learned characteristics

Problem: Generate a sentence that contains a fact.
Sentence: remora fish eat food by attaching themselves to sharks and eating the food left behind

Problem: Generate a sentence that contains a fact.
Sentence: grey clouds are a source of precipitation

Problem: Generate a sentence that contains a fact.
Sentence:
if something is a raw material then that something comes directly from a source