{HEAD ~ Leg members} 474 and 476 form substantially parallel planes on {TAIL ~ either end} of hook anchor 464 
{ HEAD ~ Leg members } 474 and 476 form substantially parallel planes on { TAIL ~ either end } of hook anchor 464
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH