(;GM[1]FF[4]SZ[19]
GN[sente reduction]
PC[http://senseis.xmp.net/?CurrentTerritory]AP[GoWiki:2009]
DT[2011-09-06]
C[Diagram from http://senseis.xmp.net/?CurrentTerritory

sente reduction]
PL[W]

AB[cb][cc][cd][cf][cg][bh]
AW[db][dc][dd][ee][eg][ch][dh][bj]

;W[bi]C[W1]MN[1]
;B[ah]C[B2]MN[2]
;W[ca]C[W3]MN[3]
;B[ba]C[B4]MN[4]
;W[da]C[W5]MN[5]
;B[bb]C[B6]MN[6]
;W[de]C[W7]MN[7]
;B[ce]C[B8]MN[8]
;W[ai]C[W9]MN[9]
;B[bg]C[B10]MN[10]

;
)
