(;GM[1]FF[4]SZ[19]
GN[Can't prevent an eye on the right with 2 at 'b']
PC[http://senseis.xmp.net/?posting=10292]AP[GoWiki:2009]
DT[2014-11-06]
C[Diagram from http://senseis.xmp.net/?posting=10292

Can't prevent an eye on the right with 2 at 'b']
PL[B]

AB[ea][hb][dc][hc][bd][cd][dd][ge][bf][cf]
AW[ba][ca][fa][cb][db][gb][bc][cc][ec][fc]

;B[eb]C[B1]MN[1]
;W[ad]C[W2]MN[2]
;B[ab]C[B3]MN[3]
;W[ac]C[W4]MN[4]

;
)
