Concepts: entrance, guest, welcome
A: classic cars welcome guests outside the main entrance
Q: Keywords: comune, visit, world
What is a sentence that includes all these keywords?

A: italian comune of most visited cities in the world
Produce a sentence which mentions all of these concepts: flow, meadow, stream

mountain stream flowing down the wet meadow with grass
[Q]: Generate a sentence that includes all the following words: aquarium, bed, build
[A]: There is an aquarium built in over the top of the bed
CONCEPTS: cultivar, flower, open

GEN: this cultivar has flowers that are just as pretty after the colors fade as when they first open .
CONCEPTS: building, function, heart

GEN:
building function in the heart