Problem: Generate a sentence that contains a fact.
Sentence: if a tree is located near a sidewalk then the roots of that tree might crack the sidewalk

Problem: Generate a sentence that contains a fact.
Sentence: electricity causes less pollution than gasoline

Problem: Generate a sentence that contains a fact.
Sentence: each season occurs once per year

Problem: Generate a sentence that contains a fact.
Sentence:
a mouse gives birth to live young