+tikz' :: (forall g a .
+ PGArrow g (GArrowUnit g) a ->
+ (
+ forall b . PGArrow g (GArrowTensor g b b) b) ->
+ PGArrow g (GArrowUnit g) a) -> IO ()
+tikz' x = tikz $ unG (x (PGArrowD { unG = TikZ_const 12 }) (PGArrowD { unG = TikZ_merge }) )
+main = do putStrLn "hello"