class A_3_1 inherit A create make feature {NONE} -- Creation make -- Run test. local t: like Current do f (8, 9) f (1, 8, 9) f (2, 3, 8, 9) f ("a", 4, "b", 8, 9) t := Current t (8, 9) t (1, 8, 9) t (2, 3, 8, 9) t ("a", 4, "b", 8, 9) end feature f alias "()" (t: TUPLE; i, j: INTEGER) do print ("3 1: ") print_tuple (t) io.put_character (' ') print (i) io.put_character (' ') print (j) io.put_new_line end end