1--j-k--lk-l--k--h-k-j--l-k--h

1--fg-g-g--g-f--g-g-hg--f-gh-gf-d-fg

1--h--h-h-h-h-h--hj-g--h-g-f

1--defe-d--d-f--d-c--d--f-de-fc-c