By placing {HEAD ~ a pointer} on {TAIL ~ the target net location}, the X and Y coordinate data 112 is provided 
By placing { HEAD ~ a pointer } on { TAIL ~ the target net location } , the X and Y coordinate data 112 is provided
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH