zopmb 0opmba 1opm 2opmb 3opmba
ofqmba pfqm qfqmb rfqmba sfqm
d6qm e6qmb f6qmba g6qm h6qmb
2wrmb 3wrmba 4wrm 5wrmb 6wrmba
rnsmba snsm tnsmb unsmba vnsm