Usually from columns: Ends Trade and Roll. Centers Peel Off and Bend the Line.
\sxvlines{b3s,g3s,b4s,g4s}
\sxvlines{g2w,b4w,g3w,b1w}
before Lead the Way
after
%When Invert Lead the Way is called, the ends have to Peel Off and Bend the Line.
%"Concentric problem".
% out. It doesn't arise in regression tests. SRC Sd opts for them staying together,