(;GM[1]FF[4]SZ[19]
GN[Black cannot play elsewhere.]
PC[http://senseis.xmp.net/?KyuExercise35/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?KyuExercise35/Solution

Black cannot play elsewhere.]
PL[W]

AB[ba][ca][cb][fb][kb][cc][dc][fc][gc][kc][dd][ed][fd][be][de][fe][he][ke][bf][ff][hf][if][jf][bg][cg][dg][eg][eh][fh][gh][hh]
AW[da][fa][ia][ab][bb][eb][gb][ib][bc][hc][ic][bd][cd][gd][hd][id][ce][ee][ge][ie][cf][df][ef][gf][fg][gg]

;W[ad]C[W1]MN[1]
;B[ae]C[B2]MN[2]
;W[db]C[W3]MN[3]

;
)
