(;GM[1]FF[4]SZ[19]
GN[W4 is wrong]
PC[http://senseis.xmp.net/?TheMagicOfGoYomiuriShimbun/Problem1WrongSolution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TheMagicOfGoYomiuriShimbun/Problem1WrongSolution

W4 is wrong]
PL[B]

AB[oa][ob][oc][od][pd][qd][re][se][qf]
AW[ra][pb][pc][qc][rc][rd][sd]

;B[qa]C[B1]MN[1]
;W[sb]C[W2]MN[2]
;B[pa]C[B3]MN[3]
;W[qb]C[W4]MN[4]

;
)
