Q: Keywords: car, light, proceed
What is a sentence that includes all these keywords?

A: The green light is on for the cars to proceed

Q: Keywords: airplane, fly, trick
What is a sentence that includes all these keywords?

A: Two identical airplanes are flying side by side with people doing tricks on top of them.

Q: Keywords: flow, spillway, water
What is a sentence that includes all these keywords?

A:
water flows down the spillway