The truncated pyramid shaped structure includes a base with {HEAD ~ four sides} protruding therefrom to {TAIL ~ a larger top surface} 
protruding to
The truncated pyramid shaped structure includes a base with { HEAD ~ four sides } protruding therefrom to { TAIL ~ a larger top surface }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL