Mary and John stand in similar poses to the left of the cross, while on the right Longinus steps from beneath the <e1>arm</e1> of the <e2>cross</e2> across the frame into the viewer's space.
Mary and John stand
Mary and John stand in similar poses to the left of the cross, while on the right Longinus steps from beneath the arm of the cross across the frame into the viewer's space.
<triplet> arm <subject> cross <object> Component-Whole(e1,e2)