1--h-gfg-hghg-efe--g-g-g-g--gh-g-gf--gh-g

1--fgh-g--g-gh-hghgf--gh-g--g-h-hjkh-ghgf

1--gk-kj-klkj-kjhg-hg--hj-jh--jk-hj-ghjh-hg--g-g