(;GM[1]FF[4]SZ[19]
GN[Failure]
PC[http://senseis.xmp.net/?BeginnerExercise197/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise197/Solution

Failure]
PL[B]

AB[bo][go][cp][dp][ep][hp][aq][bq][eq][iq][fr][hr][jr][bs][fs]
AW[cq][dq][fq][gq][ar][br][cr][er][es]
LB[gr:c][gs:d]

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

;LB[gr:c][gs:d]
)
