Assertion: swing bridge | /r/CapableOf | have as its primary structural support
Facets:
value: near to its center of gravity
type: LOCATION
Source sentences:
text: A swing bridge is a movable bridge that has as its primary structural support a vertical locating pin and support ring, usually at or near to its center of gravity, about which the turning span can then pivot horizontally as shown in the animated illustration to the right.