(;GM[1]FF[4]SZ[19]
GN[Just the stones]
PC[https://senseis.xmp.net/?EndgameProblem3/Solution]AP[GoWiki:2009]
DT[2023-06-19]
C[Diagram from https://senseis.xmp.net/?EndgameProblem3/Solution

Just the stones]
PL[W]

AB[da][bb][eb][fb][bc][cc][dc][fc][bd][fd][de][ee][fe][ff]
AW[ba][fa][ga][gb][ec][gc][cd][dd][ed][gd][be][ce][ge][df][ef][gf][bg][cg][fg][gg]
CR[eb][fb][fc][fd][de][ee][fe][ff]

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

;CR[eb][fb][fc][fd][de][ee][fe][ff]
)
