(;GM[1]FF[4]SZ[19]
GN[Divide and conquer]
PC[http://senseis.xmp.net/?posting=3702]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?posting=3702

Divide and conquer]
PL[B]

AB[cj]
AW[ck][dk]

;B[ek]C[B1]MN[1]
;W[dj]C[W2]MN[2]

;
)
