(;GM[1]FF[4]SZ[19]
GN[Failure]
PC[https://senseis.xmp.net/?BeginnerExercise242/Solution]AP[GoWiki:2009]
DT[2024-09-18]
C[Diagram from https://senseis.xmp.net/?BeginnerExercise242/Solution

Failure]
PL[B]

AB[cm][bn][en][do][fp][aq][bq][gq][cr][fr]
AW[ap][bp][cp][cq][dq][dr][ds]

;B[br]C[B1]MN[1]
;W[ar]C[W2]MN[2]
;B[as]C[B3]MN[3]
;W[cs]C[W4]MN[4]

;
)
