The <e1>umbrella</e1> <e2>frame</e2> is provided with a movable yoke at the upper end and a stationary yoke at an intermediate point.
The umbrella frame is
The umbrella frame is provided with a movable yoke at the upper end and a stationary yoke at an intermediate point.
<triplet> umbrella <subject> frame <object> Component-Whole(e2,e1)