Assertion: boom | /r/AtLocation | vehicle
Facets:
value: generally
type: MANNER
value: through a pivot
type: MANNER
Source sentences:
text: Forklifts can load large objects when booms are attached to the vehicles.
text: The boom is generally attached to the vehicle through a pivot known as the king-post, which allows the arm to pivot left and right, usually through a total of 180 to 200 degrees.