{HEAD ~ The active door lock} includes a dead bolt and a lever for {TAIL ~ extensible locking engagement} with a strike plate on the inactive door 
{ HEAD ~ The active door lock } includes a dead bolt and a lever for { TAIL ~ extensible locking engagement } with a strike plate on the inactive door
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH