| http://www.w3.org/ns/prov#value | - The system of claim 28, wherein:said force for opening said door unlatches said door, and said system including means for directing said door in said second direction in response to said force unlatching said door, said cable being attached to said door, whereby said forceopening said door draws said cable from said winch around the edge of said door frame, and in said second direction, and around
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