(;GM[1]FF[4]SZ[19]
GN[Problem 5]
PC[http://senseis.xmp.net/?DoubleSnapback]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?DoubleSnapback

Problem 5]
PL[B]

AB[bn][dn][co][eo][fo][bp][fp][ip][aq][bq][gq][hq][jq][kq][kr][js][ks]
AW[do][cp][dp][ep][cq][eq][fq][iq][ar][br][gr][hr][ir][jr][is]


;
)
