[((2, 3), 0), ((2, 3), 2), ((3, 1), 2), ((3, 2), 0), ((3, 2), 3), ((3, 3), 0), ((3, 3), 2), ((4, 2), 1), ((4, 2), 2), ((4, 3), 2), ((4, 3), 3)]