Assertion: model glider | /r/HasProperty | flown by cayley
Facets:
value: in 1804
type: TEMPORAL
value: successfully
type: MANNER
Source sentences:
text: The model glider successfully flown by Cayley in 1804 had the layout of a modern aircraft, with a kite-shaped wing towards the front and an adjustable tailplane at the back consisting of horizontal stabilisers and a vertical fin.