qa1sf ra1sf2 sa1s ta1sf ua1sf2

f11sf2 g11s h11sf i11sf2 j11s

4r2s 5r2sf 6r2sf2 7r2s 8r2sf

ti3sf ui3sf2 vi3s wi3sf xi3sf2

i93sf2 j93s k93sf l93sf2 m93s