Assertion: elevator's system | /r/AtLocation | the mainhouse
Facets:
Source sentences:
text: There are two classes of arrangement: self-contained, where the elevating machinery, distributor, spouting system, and storage bins are located in the mainhouse; and the annex, where elevating machinery, distributor, and spouting system are in the mainhouse, while storage is in bins connected to the mainhouse by external spouts and conveyor systems.