1t4a 2t4a1 3t4a18 4t4a 5t4a1
qk5a1 rk5a18 sk5a tk5a1 uk5a18
fb6a18 gb6a hb6a1 ib6a18 jb6a
416a 516a1 616a18 716a 816a1
ts7a1 us7a18 vs7a ws7a1 xs7a18