Right and Left Thru and 1/4 More, then Slither. On Right and Left By By,
follow that with a Slide. On Right and Left By By By, Follow that with
another Slither.
\syhlines{g3s,b3s,g2s,b2s}
\sxvlines{g2w,b2w,b1e,g1e}
before Right and Left By By By
after
One can do the "By" action after any call that ends with a Courtesy Turn.