It is understood that {HEAD ~ such operational relationships} may also include {TAIL ~ any} of the stored historical data described herein 
include
It is understood that { HEAD ~ such operational relationships } may also include { TAIL ~ any } of the stored historical data described herein
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH