cfd1gh dfd1 efd1g ffd1gh gfd1
15d1 25d1g 35d1gh 45d1 55d1g
qwe1g rwe1gh swe1 twe1g uwe1gh
fnf1gh gnf1 hnf1g inf1gh jnf1
4dg1 5dg1g 6dg1gh 7dg1 8dg1g