The schematic depiction includes {HEAD ~ three pieces} of {TAIL ~ wood} 1a, 1b, and 1c shown before and after alignment for cutting 
of
The schematic depiction includes { HEAD ~ three pieces } of { TAIL ~ wood } 1a , 1b , and 1c shown before and after alignment for cutting
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH