(;GM[1]FF[4]SZ[19]
GN[white has room to make a [base\]]
PC[http://senseis.xmp.net/?HowToAttack]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?HowToAttack

white has room to make a [base\]]
PL[W]

AB[dd][pd][pj]
LB[jd:a][pe:b]

;W[nc]C[W1]MN[1]
;B[oc]C[B2]MN[2]
;W[nd]C[W3]MN[3]
;B[pf]C[B4]MN[4]
;W[jc]C[W5]MN[5]

;LB[jd:a][pe:b]
)
