Q: Keywords: help, librarian, library
What is a sentence that includes all these keywords?

A: A librarian is helping a patron in the library.

Q: Keywords: architect, building, design, structure
What is a sentence that includes all these keywords?

A: postmodern structure housed in a building designed by architect .

Q: Keywords: station, track, train
What is a sentence that includes all these keywords?

A:
railroad tracks with trains in the station