(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?EndgameTesuji4]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?EndgameTesuji4

]
PL[B]

AB[db][dd][df][ch]
AW[fc][jd][fe][jf][fg]
LB[fa:c][ga:a][ha:b][hb:d]

;B[fb]C[B1]MN[1]
;W[gb]C[W2]MN[2]
;B[ec]C[B3]MN[3]
;W[gc]C[W4]MN[4]

;LB[fa:c][ga:a][ha:b][hb:d]
)
