Concepts: illuminate, stream, sunlight
A: sunlight illuminates mist rising from a stream in a rain forest .
Q: Keywords: city, creation, model, present
What is a sentence that includes all these keywords?

A: a model presents a creation by man duringa city
Produce a sentence which mentions all of these concepts: cover, market, square

there was a big christmas market covering the main city square plus several other smaller ones .
[Q]: Generate a sentence that includes all the following words: eat, side, zebra
[A]: A zebra is eating grass out side in the yard.
CONCEPTS: donut, glaze, plate

GEN: Square white plate with three glazed donuts. 
CONCEPTS: ceremony, hold, official

GEN:
mass transportation system and city officials hold a ceremony completing the underpass .