(;GM[1]FF[4]SZ[19]
GN[White first at ''b'']
PC[http://senseis.xmp.net/?BeginnerExercise123/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise123/Solution

White first at ''b'']
PL[W]

AB[jf][gg][hg][ig][kg][mg][gh][kh][mh][fi][mi][fj][mj][fk][gk][hk][lk][mk][il][jl][hm][km][lm][mm]
AW[hh][ih][jh][gi][ii][ki][li][gj][hj][lj][ik][kk][kl]

;W[jj]C[W1]MN[1]
;B[jk]C[B2]MN[2]
;W[ij]C[W3]MN[3]
;B[ll]C[B4]MN[4]
;W[kj]C[W5]MN[5]

;
)
