(;GM[1]FF[4]SZ[19]
GN[W1 = move 142]
PC[http://senseis.xmp.net/?BQM550]AP[GoWiki:2009]
DT[2011-12-04]
C[Diagram from http://senseis.xmp.net/?BQM550

W1 = move 142]
PL[W]

AB[bb][bc][cc][ec][gc][pc][dd][gd][kd][pd][qd][rd][ae][de][fe][oe][af][df][ff][hf][if][jf][of][ag][bg][cg][jg][lg][bh][nh][oh][ci][li][mi][oi][pj][qj][ok][cl][el][gl][hl][ol][cm][im][om][qm][gn][ln][rn][go][mo][ro][ep][fp][jp][kp][lp][mp][pp][qp][dq][gq][hq][nq][cr][dr][er][or]
AW[ba][ab][cb][db][eb][gb][pb][qb][dc][fc][hc][kc][oc][qc][rc][ad][bd][cd][hd][jd][md][ce][ke][bf][cf][nf][pf][dg][eg][ig][mg][ch][ei][ni][fj][ij][mj][nj][oj][hk][kk][mk][nk][pk][il][hm][mm][cn][dn][fn][in][kn][mn][qn][co][io][ko][lo][qo][bp][dp][rp][cq][eq][fq][qq][br][fr][pr][rr]

;W[rm]C[W1]MN[1]
;B[po]C[B2]MN[2]
;W[so]C[W3]MN[3]
;B[pn]C[B4]MN[4]
;W[sn]C[W5]MN[5]
;B[rl]C[B6]MN[6]

;
)
