1--d-c-d--ef-g-fe--d-dc--f-h-

1--g--ghk-khkh--jkhg-ghkjhk-hghkh--h-gf-g-hk-kkjg-jkl-

1--hk--k-kk--hk-k-k--kh-kk-hk--ghh-gf-

1--df-fe--fd-fd-cd-dd--df-d-d--fff-df--ddd-c-

1--gd-f-f--gh-g--g--g-