{HEAD ~ The VRO} then calculates optimized control commands for various network devices including {TAIL ~ the controllable taps} of voltage regulating transformers 
{ HEAD ~ The VRO } then calculates optimized control commands for various network devices including { TAIL ~ the controllable taps } of voltage regulating transformers
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH