(;GM[1]FF[4]SZ[19]
GN[Best move]
PC[https://senseis.xmp.net/?ShapeProblem2/Solution]AP[GoWiki:2009]
DT[2020-04-23]
C[Diagram from https://senseis.xmp.net/?ShapeProblem2/Solution

Best move]
PL[B]

AB[kc][lc][ld][pd][pf][pj][fo][ho][mo][ip][jp][kp][pp][fq]
AW[jc][nc][dd][jd][kd][ne][dn][dp][hp][hq][iq][jq][lq][nq]
CR[jc]

;B[le]C[B1]MN[1]
;W[pc]C[W2]MN[2]
;B[qc]C[B3]MN[3]
;W[qb]C[W4]MN[4]
;B[od]C[B5]MN[5]
;W[rc]C[W6]MN[6]
;B[qd]C[B7]MN[7]
;W[oc]C[W8]MN[8]
;B[nd]C[B9]MN[9]

;CR[jc]
)
