Concepts: earth, save, tree
A: save the earth by trees .
Q: Keywords: author, book, copy, sign
What is a sentence that includes all these keywords?

A: A best selling author is signing copies of his famous book.
Produce a sentence which mentions all of these concepts: city, day, town

town as seen from the old port city on market day .
[Q]: Generate a sentence that includes all the following words: firework, light, run
[A]: The girl is running from a firework that she lit.
CONCEPTS: building, demolish, quarter

GEN: a building in the old chinese colonial quarter in the process off being demolished
Concepts: bridge, cloud, move
A:
thick rainy clouds moves over the pedestrian bridge