Problem 6902 goproblems.com


Author	Hans	Created	2005-07-13
Difficulty	1 dan (history)	Source	One of my games
AVG solve time	49 sec	Stars	3 (5 votes)
User attempts	751 / 2524	Collections	Prevent the Connection
Genre	best move	Your attempts	N/A
Similar problems
Created	2005-07-13
Source	One of my games
Stars	3 (5 votes)
Collections	Prevent the Connection
Your attempts	N/A

(;AW[qb]AW[rb]AW[pc]AW[qc]AW[sc]AW[rd]AW[sd]AW[of]AW[pf]AW[qf]AW[rf]AW[ng]AW[nh]AW[rh]AW[pj]AW[qj]AW[nl]AW[pl]AW[ql]AW[mm]AW[lo]AW[no]AW[np]AW[oq]AW[pq]AW[qr]AW[rr]AB[ob]AB[pb]AB[oc]AB[ld]AB[nd]AB[pd]AB[qd]AB[qe]AB[re]AB[se]AB[lf]AB[mg]AB[pg]AB[mh]AB[ph]AB[li]AB[ni]AB[pi]AB[nj]AB[oj]AB[nk]AB[rk]AB[rl]AB[rm]AB[oo]AB[qo]AB[pp]AB[qq]AB[rq]C[Black to play]TR[nh]TR[ng]TR[of]TR[pf]TR[qf]TR[rf] (;B[ri];W[rj] (;B[rg];W[sg] (;B[qh];W[si]C[] (;B[sh]C[Ko is best for bothRIGHT]) (;B[qg];W[sf];B[sh]C[Ko is best for both.RIGHT])) (;B[qg];W[sf] (;B[qi];W[si]C[White is connected.]) (;B[sj];W[qi];B[si];W[qh]C[White is connected.]) (;B[si];W[qi] (;B[sj];W[qh]C[White is connected.]) (;B[qh];W[sj]C[Snap back.])))) (;B[qh];W[si] (;B[qi];W[rg]C[White is connected.]) (;B[rg];W[sg] (;B[sh]C[Ko is best for bothRIGHT]) (;B[qg];W[sf];B[sh]C[Ko is best for both.RIGHT]))) (;B[si];W[qi] (;B[qh];W[sj] (;B[rg];W[sg]C[White is connected.]) (;B[sh];W[rg]C[White is connected.]) (;B[sf];W[sg]C[White is connected.]) (;B[sg];W[sf];B[rg];W[qg]C[White is connected.])) (;B[rg];W[sg] (;B[sf];W[qg]C[White is connected.]) (;B[qg];W[sf] (;B[sj];W[qh]C[White is connected.]) (;B[qh];W[sj]C[Snap back.])))) (;B[sf];W[rg] (;B[sh];W[qi]C[White is connected.]) (;B[si];W[qi]C[White is connected.]) (;B[si];W[qi]C[White is connected.])) (;B[sh];W[sg] (;B[qi];W[si]C[White is connected.]) (;B[qh];W[si]C[White is connected.])) (;B[sj];W[qi] (;B[qh];W[si]C[White is connected.]) (;B[rg];W[qg] (;B[qh];W[si]C[White is connected.]) (;B[sg];W[si]C[White is connected.]) (;B[si];W[sh]C[White is connected.]))) (;B[qi];W[si] (;B[rg];W[sg]C[White is connected.]) (;B[qh]) (;B[sg];W[sf]C[White is connected.]) (;B[sh];W[sg]C[White is connected.]))) (;B[rg];W[sg] (;B[ri];W[rj] (;B[qh];W[si]C[] (;B[sh]C[Ko is best for bothRIGHT]) (;B[qg];W[sf];B[sh]C[Ko is best for both.RIGHT])) (;B[qg];W[sf] (;B[qi];W[si]C[White is connected.]) (;B[sj];W[qi];B[si];W[qh]C[White is connected.]) (;B[si];W[qi] (;B[sj];W[qh]C[White is connected.]) (;B[qh];W[sj]C[Snap back.])))) (;B[qg];W[sf] (;B[ri];W[rj] (;B[qi];W[si]C[White is connected.]) (;B[sj];W[qi];B[si];W[qh]C[White is connected.]) (;B[si];W[qi] (;B[sj];W[qh]C[White is connected.]) (;B[qh];W[sj]C[Snap back.]))) (;B[rj];W[qi]C[White is connected.]) (;B[si];W[ri]C[White is connected.])) (;B[rj];W[qi]C[White is connected.]) (;B[sf];W[qg]C[White is connected.])) (;B[qi];W[rj] (;B[rg];W[qg] (;B[qh];W[ri]C[White is connected.]) (;B[ri];W[si]C[White is connected.]) (;B[sg];W[sf]C[White is connected.])) (;B[ri];W[si] (;B[rg];W[sg]C[White is connected.]) (;B[qh];W[rg]C[White is connected.]) (;B[sg];W[sf]C[White is connected.]) (;B[sh];W[sg]C[White is connected.]))) (;B[qh];W[ri]C[White is connected.]) (;B[sf];W[qh]C[White is connected]) (;B[sg];W[ri]C[White is connected.]) (;B[rj];W[qi]C[White is connected.]))