Q: Keywords: carry, elephant, log
What is a sentence that includes all these keywords?

A: An elephant is carrying a wooden log under its trunk

Q: Keywords: anchor, boat, sit
What is a sentence that includes all these keywords?

A: boats sit at anchor in the harbor .

Q: Keywords: couple, top, tower
What is a sentence that includes all these keywords?

A:
a couple of big towers that have clock at the top