Concepts: board, grind, ledge
A: Two men grind their boards on a ledge in the snow
Q: Keywords: rock, root, tree
What is a sentence that includes all these keywords?

A: roots of a tree on a rock
Produce a sentence which mentions all of these concepts: bathroom, rug, sink, toilet

The bathroom has rugs on the floor near the toilet and sink.
[Q]: Generate a sentence that includes all the following words: art, know, work
[A]: the famous works of art you should know
CONCEPTS: bay, moor, yacht

GEN: a yacht moored up in a secluded bay
Produce a sentence which mentions all of these concepts: concrete, reinforce, site
it also was the first industrial site to use reinforced concrete in its construction