(;GM[1]FF[4]SZ[19]
GN[Problem 6 (Black to play and live)]
PC[http://senseis.xmp.net/?DoubleSnapback]AP[GoWiki:2009]
DT[2009-08-10]
C[Diagram from http://senseis.xmp.net/?DoubleSnapback

Problem 6 (Black to play and live)]
PL[B]

AB[ao][bo][cp][dp][ep][fp][gp][hp][aq][bq][cq][hq][iq][jq][hr][jr][kr][lr][bs]
AW[an][bn][cn][dn][eo][fo][go][ho][ip][jp][kp][dq][eq][fq][gq][lq][mq][ar][br][cr][gr][ir][mr][hs][is][js][ms]


;
)
