Concepts: category, list, site, window
A: site listing category behind a window
Q: Keywords: escalator, station, way
What is a sentence that includes all these keywords?

A: commuters make their way on the escalator at underground station .
Produce a sentence which mentions all of these concepts: friend, portrait, student

portrait of student studying together while listening their friend in the library
[Q]: Generate a sentence that includes all the following words: agency, block, road
[A]: government agency blocking a road at the protests
CONCEPTS: food, grass, search

GEN: pigeons searching for food at the grass
Concepts: formula, teacher, whiteboard, write
A:
teacher of physics writing a formula on interactive whiteboard .