Assertion: hang glider | /r/CapableOf | fly along the cliff
Facets:
value: without losing height
type: MANNER
Source sentences:
text: For example, if a glider is flying over a vertical coastal cliff and there is a light breeze blowing in directly from the sea and the air is being forced vertically upwards by the cliff at 3.6 km/h, the hang-glider can fly along the cliff without losing height.