The entirety of the body region within the crystalline material can be within {HEAD ~ a single crystal} of {TAIL ~ the material} 
of
The entirety of the body region within the crystalline material can be within { HEAD ~ a single crystal } of { TAIL ~ the material }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL