t5sr3 s5sr r5sr3b q5sr3 p5sr

4esr 3esr3b 2esr3 1esr 0esr3b

forr3b eorr3 dorr corr3b borr3

qxqr3 pxqr oxqr3b nxqr3 mxqr

16pr 06pr3b z6pr3 y6pr x6pr3b