{HEAD ~ Each logical compartment} includes placement policy including a set of storage placement rules for {TAIL ~ placement} of storage symbols into a set of physical storage containers 
{ HEAD ~ Each logical compartment } includes placement policy including a set of storage placement rules for { TAIL ~ placement } of storage symbols into a set of physical storage containers
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH