yzo2 zzo25 0zo25x 1zo2 2zo25

nqp25 oqp25x pqp2 qqp25 rqp25x

chq25x dhq2 ehq25 fhq25x ghq2

17q2 27q25 37q25x 47q2 57q25

qyr25 ryr25x syr2 tyr25 uyr25x