ylmb xlmbrk wlmbr vlmb ulmbrk

9ulbrk 8ulbr 7ulb 6ulbrk 5ulbr

k4kbr j4kb i4kbrk h4kbr g4kb

vdkb udkbrk tdkbr sdkb rdkbrk

6mjbrk 5mjbr 4mjb 3mjbrk 2mjbr