(;GM[1]FF[4]SZ[19]
GN[Black first to live]
PC[http://senseis.xmp.net/?BeginnerExercise88/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise88/Attempts

Black first to live]
PL[B]

AB[bp][cp][dp][ep][fp][gp][aq][bq][fq][br][bs]
AW[ao][bo][co][do][eo][fo][go][ho][ap][hp][cq][dq][eq][gq][hq][fr][cs]

;B[er]C[B1]MN[1]
;W[dr]C[W2]MN[2]
;B[cr]C[B3]MN[3]
;W[es]C[W4]MN[4]

;
)
