(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[http://senseis.xmp.net/?BentFourInTheCornerExercises/Solution4]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BentFourInTheCornerExercises/Solution4

Black to play]
PL[B]

AB[dq][br][cr][dr][ds]
AW[cn][cp][dp][ep][cq][eq][er][es]

;B[bs]C[B1]MN[1]
;W[ar]C[W2]MN[2]
;B[bq]C[B3]MN[3]
;W[aq]C[W4]MN[4]
;B[bp]C[B5]MN[5]
;W[ap]C[W6]MN[6]
;B[ao]C[B7]MN[7]

;
)
