Q: Can you tile ![alt text][1] with ![alt text][2] ? A: ![alt text][3] [1]: http://www.cl.cam.ac.uk/~mj201/images/mutilated-chess-board2.gif [2]: http://www.stewart.hinsley.me.uk/Fractals/Scripts/Polyplet.php?r0=3 [3]: http://www.mindcipher.net/puzzle_pictures/0000/0036/image001.png?1248793682