CONCEPTS: construction, site, worker

GEN: workers do the iron bars construction at a site

CONCEPTS: access, balcony, bedroom

GEN: the upper level king bedroom has access to a private balcony

CONCEPTS: airplane, airport, airstrip

GEN: An airport has several airplanes parked on the airstrip.

CONCEPTS: power, station, steam

GEN:
A steam powered locomotive traveling past a train station.