synchronizing {HEAD ~ the complex flow based policy} within {TAIL ~ the policy registry repository} to a service stored within a service registry 
within
synchronizing { HEAD ~ the complex flow based policy } within { TAIL ~ the policy registry repository } to a service stored within a service registry
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH