(;GM[1]FF[4]SZ[19]
GN[Approach Ko]
PC[http://senseis.xmp.net/?SafetyPlay]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?SafetyPlay

Approach Ko]
PL[W]

AB[cq][fq][gq][hq][iq][jq][kq][br][cr][dr][er][jr]
AW[do][bp][cp][jp][bq][dq][eq][ar][fr][gr][hr][ir]

;W[es]C[W1]MN[1]
;B[fs]C[B2]MN[2]
;W[gs]C[W3]MN[3]
;B[ds]C[B4]MN[4]
;W[bs]C[W5]MN[5]

;
)
