(;GM[1]FF[4]SZ[19]
GN[Variation 4: W4 here?]
PC[http://senseis.xmp.net/?BobMcGuigan/Problem1Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BobMcGuigan/Problem1Solution

Variation 4: W4 here?]
PL[B]

AB[hb][ib][pb][qb][ic][jd][pd][qd][je][le][oe][lf][nf]
AW[jb][ob][kc][lc][oc][nd]

;B[ma]C[B1]MN[1]
;W[nb]C[W2]MN[2]
;B[md]C[B3]MN[3]
;W[ka]C[W4]MN[4]
;B[lb]C[B5]MN[5]
;W[mc]C[W6]MN[6]
;B[od]C[B7]MN[7]
;W[oa]C[W8]MN[8]
;B[jc]C[B9]MN[9]

;
)
