(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[http://senseis.xmp.net/?BentFourInTheCornerExercises/Solution2]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BentFourInTheCornerExercises/Solution2

Black to play]
PL[B]

AB[aq][bq][br][cr][dr]
AW[co][ap][bp][cq][dq][eq][er]
CR[cs][ds]

;B[as]C[B1]MN[1]

;CR[cs][ds]
)
