xfr5r6 yfr5 zfr5r 0fr5r6 1fr5
m6r5 n6r5r o6r5r6 p6r5 q6r5r
bxs5r cxs5r6 dxs5 exs5r fxs5r6
0nt5r6 1nt5 2nt5r 3nt5r6 4nt5
peu5 qeu5r reu5r6 seu5 teu5r