(;GM[1]FF[4]SZ[19]
GN[Solid connection]
PC[http://senseis.xmp.net/?SomeEndgameProblem3/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?SomeEndgameProblem3/Solution

Solid connection]
PL[B]

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]
LB[ca:a]

;B[db]C[B1]MN[1]

;CR[eb][fb][fc][fd][de][ee][fe][ff]
LB[ca:a]
)
