Q: Keywords: plain, travel, zebra
What is a sentence that includes all these keywords?

A: Two zebra traveling across a sparsely grassed plain.

Q: Keywords: change, guard, march, soldier
What is a sentence that includes all these keywords?

A: soldiers marching during changing of the guard

Q: Keywords: art, collect, work
What is a sentence that includes all these keywords?

A:
people have collected original works of art during the past quarter century .