1--e-f-g-f--e-e--d-c-d-f--e-e

1--f--g-h--f-g-g-f--d-f

1--f-f-g-h-f--g-fe-d--f-g

1--f-fg--g-g--fh-k-k--k-h-jk

1--h-f--h-k-j-h--jk-k--k

1--f-g-h--f-g-g-f--d-f--g--g-f