table GDEF {

	# Glyph Class Definitions
	GlyphClassDef
		# Base Glyphs - Class 1
		[ A B C a b c A.sc B.sc C.sc],
		, # Ligature Glyphs - Class 2
		, # Mark Glyphs - Class 3
		; # Component Glyphs - Class 4
	# end GlyphClass definitions
} GDEF;
