(;GM[1]FF[4]SZ[19]
GN[Why black cannot play like this]
PC[http://senseis.xmp.net/?BQM382]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BQM382

Why black cannot play like this]
PL[B]

AB[dc][fc][ed][gd][od][pd][de][ee][fe][ne][pg][dp][pp][nq]
AW[db][eb][ec][cd][dd][ld][qd][ce][oe][qe][of][pj][qn]
CR[pj][qn]
SQ[pd][qe]
LB[cg:c]

;B[qc]C[B1]MN[1]
;W[rc]C[W2]MN[2]
;B[pe]C[B3]MN[3]
;W[pf]C[W4]MN[4]
;B[qf]C[B5]MN[5]
;W[rf]C[W6]MN[6]
;B[qg]C[B7]MN[7]
;W[nf]C[W8]MN[8]
;B[me]C[B9]MN[9]
;W[oh]C[W10]MN[10]

;CR[pj][qn]
SQ[pd][qe]
LB[cg:c]
)
