interface Fun12[A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,RESULT]
	super Fun
	fun call(a0: A0,a1: A1,a2: A2,a3: A3,a4: A4,a5: A5,a6: A6,a7: A7,a8: A8,a9: A9,a10: A10,a11: A11): RESULT is abstract
end