(;GM[1]FF[4]SZ[19]
GN[Even if Black doesn't play]
PC[http://senseis.xmp.net/?BeginnerExercise9/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise9/Solution

Even if Black doesn't play]
PL[W]

AB[bn][ap][bp][cp][dp][ep][fp][aq][gq][hq][iq][ar][dr][er][ir][jr][as][ds][es][js]
AW[bq][cq][dq][eq][fq][br][fr][gr][hr][bs][cs][gs][hs][is]
CR[er]

;W[cr]C[W1]MN[1]
;W[fs]C[W3]MN[3]

;CR[er]
)
