(;GM[1]FF[4]SZ[19]
GN[Failure 1]
PC[https://senseis.xmp.net/?BeginnerExercise269/Solution]AP[GoWiki:2009]
DT[2024-09-18]
C[Diagram from https://senseis.xmp.net/?BeginnerExercise269/Solution

Failure 1]
PL[W]

AB[da][cb][eb][gb][cc][dc][gc][cd][id][kd][ce][de][he][ie][ef][ff][gf][hg][jg]
AW[fb][ec][fc][ic][jc][kc][dd][ed][hd][ld][ee][fe][ge][ke][df][kf][dg][eg][kg][fh][hh][ih][jh]

;W[hc]C[W1]MN[1]
;B[gd]C[B2]MN[2]
;W[ga]C[W3]MN[3]
;B[ha]C[B4]MN[4]

;
)
