AB [auth K] BB [auth K] CA [auth E] DA [auth E] EB [auth L]
AB [auth K], BB [auth K], CA [auth E], DA [auth E], EB [auth L], FB [auth L], GA [auth F], HA [auth F], KA [auth G], LA [auth G], N [auth A], NA [auth H], O [auth A], OA [auth H], Q [auth B], R [auth B], SA [auth I], T [auth C], TA [auth I], U [auth C], WA [auth J], XA [auth J], Y [auth D], Z [auth D]