Assertion: vertical axle windmill | /r/ObjectUse | used in eastern persia
Facets:
value: by 60 ad
type: TEMPORAL
Source sentences:
text: Vertical axle windmills were used in eastern Persia (Sistar) by 60 AD.
text: Vertical axle windmills were used in eastern Persia (Sistan) by 60 AD.
text: Vertical axle windmills were used in eastern Persia (Sistar) by 60 AD.
text: Vertical axle windmills were used in eastern Persia (Sistan) by 60 AD.