x2mgxu y2mg z2mgx 02mgxu 12mg
mtng ntngx otngxu ptng qtngx
bkogx ckogxu dkog ekogx fkogxu
0apgxu 1apg 2apgx 3apgxu 4apg
p1pg q1pgx r1pgxu s1pg t1pgx