(;GM[1]FF[4]SZ[19]
GN[Failure]
PC[http://senseis.xmp.net/?BeginnerExercise31/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise31/Solution

Failure]
PL[W]

AB[ko][jp][lp][np][op][fq][hq][jq][kq][mq][gr][ir][lr][is][ls]
AW[hn][jn][ln][pn][jo][lo][no][oo][ep][fp][hp][ip][pp][dq][iq][nq][pq][er][fr][kr][mr][nr][ks]

;W[gs]C[W1]MN[1]
;B[jr]C[B2]MN[2]
;W[ms]C[W3]MN[3]
;B[js]C[B4]MN[4]

;
)
