Hook anchor 464 and vertical movement retainer 468 are positioned {HEAD ~ such that sufficient clearance} is provided to allow {TAIL ~ easy accessibility} of a hook to hook anchor 464, and easy manual insertion and removal of a hook from hook anchor 464 upon appropriate manipulation of the hook 
is provided to allow
Hook anchor 464 and vertical movement retainer 468 are positioned { HEAD ~ such that sufficient clearance } is provided to allow { TAIL ~ easy accessibility } of a hook to hook anchor 464 , and easy manual insertion and removal of a hook from hook anchor 464 upon appropriate manipulation of the hook
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH