yf0r zf0r1 0f0r1f 1f0r 2f0r1

n60r1 o60r1f p60r q60r1 r60r1f

cx1r1f dx1r ex1r1 fx1r1f gx1r

1n2r 2n2r1 3n2r1f 4n2r 5n2r1

qe3r1 re3r1f se3r te3r1 ue3r1f