nn7bk mn7b ln7bke kn7bk jn7b
yw6b xw6bke ww6bk vw6b uw6bke
955bke 855bk 755b 655bke 555bk
kf5bk jf5b if5bke hf5bk gf5b
vo4b uo4bke to4bk so4b ro4bke