Q: Keywords: fly, formation, release
What is a sentence that includes all these keywords?

A: Planes flying in formation releasing red, white, and blue smoke behind them.

Q: Keywords: boulder, flow, meadow, summer, waterfall
What is a sentence that includes all these keywords?

A: waterfalls flowing in idyllic uncontaminated environment crossing green meadows and boulders in summer

Q: Keywords: cheese, lot, top
What is a sentence that includes all these keywords?

A:
A hamburger has a lot of cheese on top.