Concepts: attraction, structure, wall
A: tourist attraction and walls around structure .
Q: Keywords: day, end, gather
What is a sentence that includes all these keywords?

A: storm clouds gathering at the end of the day .
Produce a sentence which mentions all of these concepts: country, light, space

country from space with visible city lights .
[Q]: Generate a sentence that includes all the following words: dance, day, fan
[A]: these fans were dancing early in the day .
CONCEPTS: audience, concert, politician

GEN: politician salutes the audiences after his concert .
Q: Keywords: glide, skier, track
What is a sentence that includes all these keywords?

A:
Several skiers leave tracks while gliding across the snow.