Concepts: checkpoint, provide, security
A: a soldier provides security at a checkpoint
Q: Keywords: arm, hold, sun
What is a sentence that includes all these keywords?

A: athlete holding his arms out in the morning sun
Produce a sentence which mentions all of these concepts: contain, crowd, gate, point, pull

One steward pulls out a small handgun and points it at the crowd now contained behind the closed gate.
[Q]: Generate a sentence that includes all the following words: flourish, track, train, travel, view
[A]: view of local train traveling on rail tracks with flourishing cherry blossoms along the railway
CONCEPTS: athlete, event, leave

GEN: athlete leaves the checkpoint during event
[Q]: Generate a sentence that includes all the following words: attach, bathroom, mirror, sink
[A]:
A bathroom with two sinks, two mirrors, two lights, a mirror and drawers attached to each sink.