Problem	17105
Created	2013-01-26
Source
Rating

Difficulty	26.9 kyu
Average Solve Time	40 secs
User Attempts	871 / 1506
Solve Ratio Rating	12 kyu
	rating history

One of my games, white failed to see the weakness.

(;AB[ho]AB[io]AB[hm]AB[gm]AB[gn]AB[fo]AB[eo]AB[fp]AB[gp]AB[fq]AB[fr]AB[er]AB[gs]AB[dq]AB[dp]AW[im]AW[jn]AW[jm]AW[jo]AW[ko]AW[jp]AW[ip]AW[hp]AW[hs]AW[hr]AW[gr]AW[gq]AW[hl]AW[gl]AW[fl]AW[fm]AW[fn]AW[en]AW[do]AW[cn]AW[cp]AW[cq]AW[cr]AW[dr]C[White to kill without letting black make ko threats]AP[goproblems] (;W[in]C[Black is deadRIGHT]) (;W[fs];B[in]C[Alive]) (;W[hn];B[in]C[Alive]) (;W[es];B[in]C[Alive]) (;W[ep];B[in];W[eq];B[dq]C[Dead, but with a large ko threat]) (;W[eq];B[in];W[ep];B[dq]C[Dead, but with a large ko threat]) (;W[ds];B[in]C[Alive]))