Assertion: practical water powered machine | /r/AtLocation | muslim world
Facets:
value: by the 9th century ad
type: TEMPORAL
value: in are now iran
type: LOCATION
value: during the islamic golden age
type: TEMPORAL
Source sentences:
text: The earliest practical wind-powered machines, the windmill and wind pump, first appeared in the Muslim world during the Islamic Golden Age, in what are now Iran, Afghanistan, and Pakistan, by the 9th century AD.