The portions are created through a data splitting process that prohibits {HEAD ~ reconstruction} without {TAIL ~ a predetermined portion} from more than one depository 
without
The portions are created through a data splitting process that prohibits { HEAD ~ reconstruction } without { TAIL ~ a predetermined portion } from more than one depository
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH