Q: Keywords: demonstrate, frisbee, watch
What is a sentence that includes all these keywords?

A: Watch closely as I demonstrate the art of gliding a frisbee.

Q: Keywords: city, part, wall
What is a sentence that includes all these keywords?

A: part of the old city walls around a city .

Q: Keywords: crash, plane, tower
What is a sentence that includes all these keywords?

A:
a plane hijacked by terrorists crashed into north tower .