Assertion: elevator | /r/Desires | shaft
Facets:
Source sentences:
text: An elevator that requires a shaft and a machine room, however, can take three to four weeks to install, and may include not only cutting holes between the floors, but also building a room for the machinery and for the cab.
text: For elevators requiring a shaft, the process varies depending on whether you need a separate machine room, if the shaft will be concealed, and where the shaft will be located.