(;GM[1]FF[4]SZ[19]
GN[looks like black localy wins ko but still not]
PC[http://senseis.xmp.net/?BeginnerExercise33/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise33/Solution

looks like black localy wins ko but still not]
PL[B]

AB[ba][ab][bb][cb][eb][bc][dc]
AW[ea][fb][ac][cc][ec][gc][bd][cd][ed][bf][ef]
CR[ea]
SQ[eb]
LB[dd:c][ae:a][be:b]

;B[da]C[B1]MN[1]
;W[db]C[W2]MN[2]
;B[ad]C[B3]MN[3]
;W[ca]C[W4]MN[4]

;CR[ea]
SQ[eb]
LB[dd:c][ae:a][be:b]
)
