(;GM[1]FF[4]SZ[19]
GN[Optimal moves?]
PC[http://senseis.xmp.net/?BQM28]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BQM28

Optimal moves?]
PL[B]

AB[fc][fd][jd][nd][pd][ck][jp][np][dq][nq]
AW[ec][dd][df][of][qf][pj][nn][pn][pp][oq]
LB[cc:a][cg:b][ch:c]

;B[do]C[B1]MN[1]
;W[ci]C[W2]MN[2]
;B[ek]C[B3]MN[3]

;LB[cc:a][cg:b][ch:c]
)
