The method 11, wherein the one of a plurality of {TAIL ~ line styles} corresponds with {HEAD ~ the shape} of the first symbol 
The method 11 , wherein the one of a plurality of { TAIL ~ line styles } corresponds with { HEAD ~ the shape } of the first symbol
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH