(;GM[1]FF[4]SZ[19]
GN[Black sets up the second attack]
PC[http://senseis.xmp.net/?VisionAttackingPlay3]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?VisionAttackingPlay3

Black sets up the second attack]
PL[W]

AB[qb][ec][jc][qc][bd][cd][dd][fd][jd][pd][pf][ph][ij][jk][qk][dl][kl][dm][dn][en][jn][pn][eo][io][jo][dp][ep][qp][fq][iq][qq][er][gr]
AW[dc][nc][oc][pc][kd][be][ce][ne][df][ng][di][ck][ik][jl][cm][im][cn][fn][in][nn][co][do][go][ho][cp][lp][op][bq][dq][gq][kq][pq][cr]

;W[kk]C[W1]MN[1]
;B[jj]C[B2]MN[2]
;W[km]C[W3]MN[3]
;B[ll]C[B4]MN[4]
;W[jm]C[W5]MN[5]
;B[lb]C[B6]MN[6]

;
)
