This ground electrode forms {TAIL ~ a coating} extending from edge to edge and thus exhibits {HEAD ~ an adequate shielding action} 
This ground electrode forms { TAIL ~ a coating } extending from edge to edge and thus exhibits { HEAD ~ an adequate shielding action }
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD