(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2] RU[Japanese]SZ[7]KM[0.50]TM[] AW[db][dc][ec][fc][dd][fd][gd][de][fe][bf][cf][ef]AB[ca][da][cb][eb][fb][gb][cc][gc][cd][be][ce][af]C[No komi, no prisoners - black to play and win!] (;B[bg]CR[bg] ;W[cg]CR[cg] (;B[ae]CR[ae] ;W[ag]CR[ag] (;B[df]CR[df] ;W[dg]CR[dg] ;B[bg]CR[bg] ;W[ea]CR[ea] (;B[fa]CR[fa] ;W[ag]CR[ag] ;B[eg]CR[eg] ;W[fg]CR[fg] ;B[bg]CR[bg]C[Black connects the ko and wins by one point RIGHT]) (;B[ag]CR[ag] ;W[fa]CR[fa] ;B[ga]CR[ga] ;W[ea]CR[ea] ;B[fa]CR[fa] ;W[ea]CR[ea]C[E7 was a ko theat!])) (;B[dg]CR[dg] ;W[df]CR[df] ;B[bg]CR[bg] ;W[ea]CR[ea] (;B[fa]CR[fa] ;W[ag]CR[ag]C[Black has no more ko threats, so white will connect - jigo! ]) (;B[ag]CR[ag] ;W[fa]CR[fa] ;B[ga]CR[ga] ;W[ea]CR[ea] ;B[fa]CR[fa] ;W[ea]CR[ea]C[e7 was a ko threat!])) (;B[eg]CR[eg] ;W[df]CR[df] ;B[bg]CR[bg] ;W[ea]CR[ea] (;B[fa]CR[fa] ;W[ag]CR[ag]C[Black is a ko threat short, so white will connect and secure a jigo]) (;B[ag]CR[ag] ;W[fa]CR[fa] ;B[ga]CR[ga] ;W[ea]CR[ea] ;B[fa]CR[fa] ;W[ea]CR[ea]C[E7 was a ko threat....]))) (;B[dg]CR[dg] ;W[df]CR[df] ;B[ae]CR[ae] ;W[ag]CR[ag]C[white will connect next - jigo!])) (;B[ae]CR[ae] ;W[bg]CR[bg]C[Connecting is secure but leads to a jigo]) (;B[ag]CR[ag] ;W[bg]CR[bg] ;B[ae]CR[ae]C[This is only a jigo.]))