(;GM[1]FF[4]SZ[13]
GN[White plays from the centre]
PC[http://senseis.xmp.net/?BQM56/Variations]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BQM56/Variations

White plays from the centre]
PL[B]

AB[ib][ec][fc][dd][jd][kd][ce][af][cf][kf][bg][ig][eh][lh][ei][hi][dj][gj][hj][jj][kj][bk][dk][ek][fk][ik][jk][kk][bl][cl][gl][hl][il][jl]
AW[hb][jb][gc][kc][lc][gd][ee][df][cg][bh][dh][fh][hh][ih][di][fi][ii][ji][ki][li][bj][cj][ej][fj][ij][lj][ck][lk]
CR[hb][ib]

;B[ld]C[B1]MN[1]
;W[ie]C[W2]MN[2]
;B[lg]C[B3]MN[3]
;W[le]C[W4]MN[4]

;CR[hb][ib]
)
