-# see:
-# Ducournau, R. (2011).
-# Coloring, a versatile technique for implementing object-oriented languages.
-# Software: Practice and Experience, 41(6), 627–659.
+# * A:0, B:1, C: 2, D: 1, E: 3, F:3, G:2, H:4
+#
+# see: Ducournau, R. (2011).
+# Coloring, a versatile technique for implementing object-oriented languages.
+# Software: Practice and Experience, 41(6), 627–659.