Concepts: city, come, track, train
A: Silver train coming down tracks in a city.
Q: Keywords: field, organism, study
What is a sentence that includes all these keywords?

A: field of study is the study of organisms within their environment .
Produce a sentence which mentions all of these concepts: demonstrator, gather, site, speech

demonstrators gather at the site of a planned speech by film writer
[Q]: Generate a sentence that includes all the following words: couple, sea, stand
[A]: a happy newlywed couple standing on his knees in the sea
CONCEPTS: crust, form, volcano

GEN: a volcano is formed by pressure building up below crust .
Produce a sentence which mentions all of these concepts: approach, jet, paint
Two painted blue and yellow jets approach one another in mid-air.