Assertion: axle's wheel | /r/HasProperty | simple machine
Facets:
Source sentences:
text: A wheel and axle is a simple machine.
text: The wheel and axle is one of the simple machines, which include levers, inclined planes, wedges, pulleys and screws.
text: The wheel and axle is a simple machine consisting of a circular object called a wheel and a shaft known as an axle, which is attached to the wheel.