{HEAD ~ This invention} relates to {TAIL ~ systems} and methods for providing protection within a data structure where the objects of the data structure have different protection requirements 
relates to
{ HEAD ~ This invention } relates to { TAIL ~ systems } and methods for providing protection within a data structure where the objects of the data structure have different protection requirements
HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH