(;GM[1]FF[4]SZ[19]
GN[Black first]
PC[http://senseis.xmp.net/?LibertyTacticalSense]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?LibertyTacticalSense

Black first]
PL[B]

AB[af][bf][cf][ff][dg][eg][fh][fi][aj][bj][cj][dj][ej][ck][cl][am][bm][cm]
AW[ag][bg][bh][ai][bi][ci][di][ei][fj][dk][ek][fk][dl][dm][an][bn][cn][dn]

;B[cg]C[B1]MN[1]
;W[al]C[W2]MN[2]
;B[eh]C[B3]MN[3]
;W[bl]C[W4]MN[4]
;B[dh]C[B5]MN[5]
;W[bk]C[W6]MN[6]
;B[ak]C[B7]MN[7]

;
)
