(;GM[1]FF[4]SZ[19]
GN[Ko]
PC[https://senseis.xmp.net/?KyuExercise186/Solution]AP[GoWiki:2009]
DT[2022-12-21]
C[Diagram from https://senseis.xmp.net/?KyuExercise186/Solution

Ko]
PL[B]

AB[ao][bo][ap][cp][dp][ep][fp][gp][cq][hq][dr][hr][gs][hs]
AW[bp][bq][dq][eq][fq][ar][cr][er][gr][as][cs][fs]

;B[gq]C[B1]MN[1]
;W[ds]C[W2]MN[2]
;B[fr]C[B3]MN[3]
;W[aq]C[W4]MN[4]
;B[es]C[B5]MN[5]

;
)
