(;GM[1]FF[4]SZ[19]
GN[Semedori? Not!]
PC[http://senseis.xmp.net/?SomeEndgameProblem10/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?SomeEndgameProblem10/Solution

Semedori? Not!]
PL[W]

AB[ba][fa][ab][bb][eb][ac][cc][dc][ec][fc][ed]
AW[fb][gb][hb][bc][gc][bd][cd][fd][gd][be][de][ee][gf][bg]
LB[ad:a][dd:b]

;W[ga]C[W1]MN[1]
;B[ea]C[B2]MN[2]
;W[cb]C[W3]MN[3]
;B[ca]C[B4]MN[4]

;LB[ad:a][dd:b]
)
