(;GM[1]FF[4]SZ[19]
GN[Only one eye]
PC[http://senseis.xmp.net/?BeginnerExercise25/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise25/Solution

Only one eye]
PL[B]

AB[bo][bp][cp][dp][ep][eq][er][gr]
AW[ap][bq][cq][dq][ar][br][dr][es]

;B[cs]C[B1]MN[1]
;W[bs]C[W2]MN[2]
;B[ds]C[B3]MN[3]
;W[cr]C[W4]MN[4]

;
)
