(;GM[1]FF[4]SZ[19]
GN[Exploiting the corner]
PC[https://senseis.xmp.net/?GokyoShumyoSection4Problem11/Solution]AP[GoWiki:2009]
DT[2022-12-29]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection4Problem11/Solution

Exploiting the corner]
PL[B]

AB[db][hb][cc][dc][fc][gc][hc][ed][ee]
AW[eb][fb][gb][bc][ec][bd][cd][dd]
LB[aa:a]

;B[da]C[B1]MN[1]
;W[ca]C[W2]MN[2]
;B[bb]C[B3]MN[3]
;W[ab]C[W4]MN[4]
;B[ba]C[B5]MN[5]

;LB[aa:a]
)
