Problem	1700
Created	2002-11-09
Source	game vs useless
Rating

Difficulty	23.1 kyu
Average Solve Time	40 secs
User Attempts	17519 / 28600
Solve Ratio Rating	15 kyu
	rating history

(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2] RU[Japanese]SZ[19]KM[0.00]TM[] PW[White]PB[Black]AW[ld][nd][od][le][me][oe][pe][lf][mf][nf][qf][sf][kg][lg][mg][pg][qg][rg][kh][lh][ji][ni][oi][qi][jj][kj][lj][pj][qj][jk][lk][mk][kl][nl][ql][nm][rm][on][pn][rn][qo][qp]AB[kc][mc][pc][qc][rc][md][pd][sd][ke][qe][re][kf][of][pf][rf][jg][ng][og][jh][mh][nh][ph][ii][ki][li][mi][pi][mj][oj][nk][pk][ll][ml][ol][pm][qm][qn]C[how can white best save his ugly blob in the upper-right, while killing black's surrounded stones?]PL[W] (;W[qh]CR[qh] ;B[kd]CR[kd] (;W[oh]CR[oh]C[RIGHT]) (;W[nc]CR[nc] ;B[lc]CR[lc] ;W[ne]CR[ne] ;B[nb]CR[nb]) (;W[oc]CR[oc] ;B[lc]CR[lc] ;W[ne]CR[ne] ;B[ob]CR[ob])) (;W[ne]CR[ne] ;B[nj]CR[nj]C[it's going to be tough for white, and he may end up in a ko. there's a better way]) (;W[lc]CR[lc] ;B[lb]CR[lb] (;W[kd]CR[kd] ;B[jd]CR[jd] ;W[ne]CR[ne] ;B[nc]CR[nc]) (;W[mb]CR[mb] ;B[nc]CR[nc] (;W[kb]CR[kb] ;B[oc]CR[oc] (;W[ne]CR[ne] ;B[kd]CR[kd]) (;W[la]CR[la] ;B[ne]CR[ne])) (;W[oc]CR[oc] ;B[nb]CR[nb] (;W[ob]CR[ob] ;B[ma]CR[ma]C[this is what happened in the game. here useless coincidentally disconnected.] (;W[kd]CR[kd] ;B[jd]CR[jd]) (;W[oa]CR[oa] ;B[kd]CR[kd])) (;W[kd]CR[kd] ;B[jd]CR[jd]) (;W[na]CR[na] ;B[ob]CR[ob]))) (;W[nc]CR[nc] ;B[mb]CR[mb] (;W[kd]CR[kd] ;B[jd]CR[jd]) (;W[nb]CR[nb] ;B[kd]CR[kd] ;W[ne]CR[ne] ;B[ob]CR[ob])) (;W[oc]CR[oc] ;B[kd]CR[kd] ;W[ne]CR[ne] ;B[ob]CR[ob]) (;W[nb]CR[nb] ;B[kd]CR[kd] ;W[ne]CR[ne] ;B[nc]CR[nc]) (;W[ob]CR[ob] ;B[kd]CR[kd] ;W[ne]CR[ne] ;B[oc]CR[oc]) (;W[kb]CR[kb] ;B[kd]CR[kd] ;W[ne]CR[ne] ;B[nc]CR[nc]) (;W[qh]CR[qh] ;B[kd]CR[kd] (;W[oh]CR[oh] ;B[ne]CR[ne]) (;W[ne]CR[ne] ;B[nc]CR[nc]))) (;W[nc]CR[nc] ;B[nb]CR[nb] (;W[lc]CR[lc] ;B[mb]CR[mb] (;W[lb]CR[lb] ;B[oc]CR[oc] ;W[ne]CR[ne] ;B[kb]CR[kb]) (;W[ob]CR[ob] ;B[oc]CR[oc] ;W[ne]CR[ne] ;B[lb]CR[lb])) (;W[ob]CR[ob] ;B[oc]CR[oc] ;W[ne]CR[ne] ;B[lc]CR[lc]) (;W[kd]CR[kd] ;B[jd]CR[jd] ;W[lc]CR[lc] ;B[mb]CR[mb] ;W[jc]CR[jc] ;B[oc]CR[oc] ;W[ne]CR[ne] ;B[lb]CR[lb])) (;W[mb]CR[mb] ;B[lc]CR[lc] (;W[nc]CR[nc] ;B[kd]CR[kd] ;W[ne]CR[ne] ;B[nb]CR[nb]) (;W[ob]CR[ob] ;B[kd]CR[kd] ;W[ne]CR[ne] ;B[oc]CR[oc])) (;W[kd]CR[kd] ;B[jd]CR[jd] (;W[lc]CR[lc] ;B[lb]CR[lb] ;W[ne]CR[ne] ;B[nc]CR[nc]) (;W[je]CR[je] ;B[jf]CR[jf] ;W[jc]CR[jc] ;B[id]CR[id] ;W[lc]CR[lc] ;B[lb]CR[lb] ;W[kb]CR[kb] ;B[nc]CR[nc] (;W[ne]CR[ne] ;B[oc]CR[oc] ;W[kc]CR[kc] ;B[ic]CR[ic] (;W[mb]CR[mb]C[RIGHT seems to work]) (;W[ib]CR[ib] ;B[ka]CR[ka] ;W[jb]CR[jb] ;B[hb]CR[hb] ;W[mb]CR[mb] ;B[ma]CR[ma])) (;W[mb]CR[mb] ;B[oc]CR[oc] (;W[ne]CR[ne] ;B[kc]CR[kc]) (;W[kc]CR[kc] ;B[ne]CR[ne]) (;W[la]CR[la] ;B[ne]CR[ne]))) (;W[jc]CR[jc] ;B[lc]CR[lc] ;W[ne]CR[ne] ;B[nc]CR[nc]) (;W[qh]CR[qh] ;B[lc]CR[lc]) (;W[nc]CR[nc] ;B[lc]CR[lc] ;W[ne]CR[ne] ;B[nb]CR[nb]) (;W[oc]CR[oc] ;B[lc]CR[lc] ;W[ne]CR[ne] ;B[ob]CR[ob])) (;W[pl]CR[pl] ;B[lc]CR[lc]) (;W[qk]CR[qk] ;B[kd]CR[kd]) (;W[nb]CR[nb] ;B[lc]CR[lc] (;W[qh]CR[qh] ;B[kd]CR[kd] ;W[ne]CR[ne] ;B[nc]CR[nc]) (;W[ob]CR[ob] ;B[kd]CR[kd] ;W[ne]CR[ne] ;B[nc]CR[nc] ;W[oc]CR[oc] ;B[oh]CR[oh] ;W[qh]CR[qh] ;B[nj]CR[nj] ;W[pl]CR[pl] ;B[mb]CR[mb] ;W[om]CR[om] ;B[pb]CR[pb])) (;W[oh]CR[oh] ;B[nj]CR[nj] ;W[oi]CR[oi] ;B[kd]CR[kd]) (;W[sg]CR[sg] ;B[kd]CR[kd]) (;W[nj]CR[nj] ;B[oh]CR[oh] ;W[ni]CR[ni] ;B[lc]CR[lc]) (;W[jf]CR[jf] ;B[kd]CR[kd]))