Assertion: machinery's use | /r/MadeOf | elevated stages
Facets:
value: in the early 20th century
type: TEMPORAL
value: hydraulically
type: MANNER
value: in germany
type: LOCATION
Source sentences:
text: In the early 20th century, particularly in Germany, much use was made of revolving turntables and hydraulically elevated stages, on which complex scenes could be preset and then brought into view when needed, but such machinery was generally found to be too elaborate and expensive.