9k0pfk al0p bl0pf cl0pfk dl0p

yb1p zb1pf 0b1pfk 1b1p 2b1pf

n21pf o21pfk p21p q21pf r21pfk

ct2pfk dt2p et2pf ft2pfk gt2p

1j3p 2j3pf 3j3pfk 4j3p 5j3pf