Problem: Generate a sentence that contains a fact.
Sentence: meadow voles eat plants

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

Problem: Generate a sentence that contains a fact.
Sentence: as ability to transport food increases around the world , the available types of food in distant locations will increase

Problem: Generate a sentence that contains a fact.
Sentence:
objects made of glass cause refraction of light