Q: Keywords: portrait, smile, teacher
What is a sentence that includes all these keywords?

A: portrait of a young smiling teacher in classroom .

Q: Keywords: come, engine, smoke
What is a sentence that includes all these keywords?

A: Smoke is coming out of a train engine on the tracks.

Q: Keywords: couch, look, room
What is a sentence that includes all these keywords?

A:
Two men in the living room looking at the couch.