(;GM[1]FF[4]SZ[19]
GN[Failure 2]
PC[https://senseis.xmp.net/?BeginnerExercise43/Solution]AP[GoWiki:2009]
DT[2024-08-31]
C[Diagram from https://senseis.xmp.net/?BeginnerExercise43/Solution

Failure 2]
PL[B]

AB[ha][gb][kb][pb][hc][ic][lc][oc][pc][jd][kd][ld][md][nd]
AW[la][ib][jb][lb][nb][ob][jc][kc][mc][nc]
LB[ka:b][na:a]

;B[ma]C[B1]MN[1]
;W[ia]C[W2]MN[2]
;B[oa]C[B3]MN[3]
;W[mb]C[W4]MN[4]

;LB[ka:b][na:a]
)
