| http://www.w3.org/ns/prov#value | - BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a side view of an embodiment of the invention illustrating how it may be attached to a door; FIG. 2 is a side view of a further embodiment of the invention; FIG. 3 is a side view of still another embodiment of the invention; FIG. 4 is a side view of a still further embodiment of the invention; FIG. 5 is an exploded view of an embodiment of the invention
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