Assertion: early aircraft | /r/CapableOf | employ flexible doped aircraft fabric
Facets:
value: to give a reasonably smooth aeroshell
type: PURPOSE
value: often
type: TEMPORAL
Source sentences:
text: Early aircraft, including airships, often employed flexible doped aircraft fabric covering to give a reasonably smooth aeroshell stretched over a rigid frame.
text: Early aircraft, including airships, often employed flexible doped aircraft fabric covering to give a reasonably smooth aeroshell stretched over a rigid frame.