"In 99 words (no more, no less), write a story about a carried wife."
"Write a story in 99 words, no more, no less using the following three pro-bull names: Bodacious, Nose Bender, and Heartbreak Kid."
"Write a story about beans in 99 words, reduce it to 59 words, and reduce it to 9 words and rewrite the final story into 99 words, no more, no less."
"A stranger rushes up to you and says, "Trust no one!" before shoving an envelope in your hands and dashing off. What happens next?"