(;GM[1]FF[4]SZ[19]
GN[Third attack: double ko]
PC[https://senseis.xmp.net/?TripodGroup]AP[GoWiki:2009]
DT[2020-08-20]
C[Diagram from https://senseis.xmp.net/?TripodGroup

Third attack: double ko]
PL[W]

AB[ab][cb][cc][bd]
AW[ac][dc][ec][gc][cd][ce][cg]

;W[bb]C[W1]MN[1]
;B[ba]C[B2]MN[2]
;W[aa]C[W3]MN[3]
;B[bc]C[B4]MN[4]
;W[ca]C[W5]MN[5]
;B[db]C[B6]MN[6]
;W[eb]C[W7]MN[7]
;B[da]C[B8]MN[8]
;W[be]C[W9]MN[9]
;B[ad]C[B10]MN[10]

;
)
