(;GM[1]FF[4]SZ[19]
GN[Slightly sub-optimal]
PC[http://senseis.xmp.net/?TsumegoFromGames81/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TsumegoFromGames81/Solution

Slightly sub-optimal]
PL[W]

AB[db][eb][gb][ec][fc][kc][bd][dd][ed][ce][bf][df][ef][cg]
AW[cb][hb][cc][dc][gc][cd][fd][gd][de][ee][fe][le]

;W[ca]C[W1]MN[1]
;B[bc]C[B2]MN[2]
;W[da]C[W3]MN[3]
;B[bb]C[B4]MN[4]
;W[ea]C[W5]MN[5]
;B[ba]C[B6]MN[6]
;W[fb]C[W7]MN[7]

;
)
