(;GM[1]FF[4]SZ[19]
GN[Black tries to extend]
PC[http://senseis.xmp.net/?BentFourInTheCornerExercises/Solution3]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BentFourInTheCornerExercises/Solution3

Black tries to extend]
PL[W]

AB[bq][dq][br][cr][dr][ds]
AW[cn][cp][dp][ep][cq][eq][er][es]
LB[as:a]

;W[bs]C[W1]MN[1]
;B[bp]C[B2]MN[2]
;W[bo]C[W3]MN[3]
;B[ap]C[B4]MN[4]
;W[ar]C[W5]MN[5]

;LB[as:a]
)
