1--gkj-klkj-kjhg-hg--hj-jh--kl-k-k--jh-jk-hj--ghjh-hg

1--c--cd-efe--c-d-f--fg-fgefed-e-ed--c-d-f

1--d-cd-ffg-f-fe-fg-ef--defe-ed--defedc--d-fefgf-fed-e

1--g-gh-kjkk--klkj-kl-mlm-ml--lmnml-mnml-l--kkjh-klm