Assertion: bicycle's rider | /r/CapableOf | propel the machine
Facets:
value: with feet
type: MANNER
value: at speed
type: MANNER
Source sentences:
text: Pedaling made it easier for riders to propel the machine at speed, but the rotational speed limitation of this design created stability and comfort concerns which would lead to the large front wheel of the "penny farthing".
text: In 1839, Scottish inventor Kirkpatrick Macmillan devised a system of driving levers and pedals for velocipedes that allowed the rider to propel the machine with feet lifted off the ground.