Problem 12260 goproblems.com


Author	santa c	Created	2009-01-16
Difficulty	4 dan (history)	Source	Problem #12259
AVG solve time	71 sec	Stars	2.67 (9 votes)
User attempts	209 / 673	Collections	Middle based, Basic Shape
Genre	life and death ⓢ	Your attempts	N/A
Similar problems
Created	2009-01-16
Source	Problem #12259
Stars	2.67 (9 votes)
Collections	Middle based, Basic Shape
Your attempts	N/A

(;AB[jj]AB[jl]AB[il]AB[hk]AB[hj]AB[hi]AB[ih]AB[jh]AW[hg]AW[ig]AW[jg]AW[kg]AW[lh]AW[li]AW[ll]AW[km]AW[jm]AW[im]AW[gk]AW[gj]AW[gi]AW[gh]C[What can B try?]AW[mj]AW[hl]AP[goproblems] (;B[kk];W[kj] (;B[ki];W[lk] (;B[lj]C[Well done! With proper play, black has as many as 2 or 3 threats here! (See comment)RIGHT]) (;B[ik];W[kl]C[losing a local threat for no reason?]) (;B[ij];W[jk]C[direct ko!]) (;B[ii];W[ik]C[direct ko!]) (;B[kl];W[ik]C[direct ko]) (;B[kh];W[ii]C[direct ko]) (;B[hh];W[lj] (;B[kh]C[see next problem! :D]) (;B[ji];W[kl]MA[ij]MA[jk]) (;B[kl];W[ik]MA[kh]MA[jk]) (;B[ij];W[jk]MA[ik]MA[kl]))) (;B[lk];W[mk] (;B[ki];W[lj] (;B[ij];W[jk]MA[ik]MA[kl]) (;B[kl];W[ik]MA[jk]MA[kh]) (;B[ik];W[kl]MA[ii]MA[kh]) (;B[ii];W[kh]MA[ik]MA[kl]) (;B[kh];W[ii]MA[ij]MA[jk]) (;B[hh];W[jk]MA[kl]MA[ik])) (;B[ji];W[kl]MA[jk]MA[ij]) (;B[ik];W[kl]LB[ki:1]LB[lj:2]MA[ii]MA[kh]) (;B[kl];W[ik])) (;B[ik];W[kl]LB[ki:1]LB[lj:2]MA[kh]MA[ii]) (;B[ji];W[kl]MA[jk]MA[ij]) (;B[kl];W[ik] (;B[ki];W[lk]) (;B[lk];W[mk]) (;B[ij];W[ji]) (;B[ji];W[ij])) (;B[ij];W[ji])) (;B[ki];W[kj] (;B[kk];W[lk] (;B[lj]C[Well done! With proper play, black has as many as 2 or 3 threats here! (See comment)RIGHT]) (;B[ik];W[kl]C[losing a local threat for no reason?]) (;B[ij];W[jk]C[direct ko!]) (;B[ii];W[ik]C[direct ko!]) (;B[kl];W[ik]C[direct ko]) (;B[kh];W[ii]C[direct ko]) (;B[hh];W[lj] (;B[kh]C[see next problem! :D]) (;B[ji];W[kl]MA[ij]MA[jk]) (;B[kl];W[ik]MA[kh]MA[jk]) (;B[ij];W[jk]MA[ik]MA[kl]))) (;B[jk];W[kh]MA[ij]MA[ji]) (;B[ij];W[jk]MA[kk]MA[kl]) (;B[ii];W[kh]LB[kk:1]LB[lj:2]MA[ik]MA[kl])) (;B[kj];W[kl] (;B[kk];W[ik]) (;B[jk];W[ki]MA[ji]MA[ij]) (;B[ij];W[jk]) (;B[ki];W[ii]MA[ij]MA[jk])) (;B[ij];W[jk]LB[kk:1]LB[kj:2]MA[kl]MA[ji]) (;B[jk];W[ki]MA[ji]MA[ij]) (;B[ji];W[kk]MA[jk]MA[ij]) (;B[lk];W[mk] (;B[kj];W[kk] (;B[jk];W[ki]MA[ji]MA[ij]) (;B[ij];W[jk]) (;B[ki];W[ii]MA[jk]MA[ij])) (;B[ki];W[kj] (;B[kk];W[lj] (;B[ij];W[jk]MA[ik]MA[kl]) (;B[kl];W[ik]MA[jk]MA[kh]) (;B[ik];W[kl]MA[ii]MA[kh]) (;B[ii];W[kh]MA[ik]MA[kl]) (;B[kh];W[ii]MA[ij]MA[jk]) (;B[hh];W[jk]MA[kl]MA[ik])) (;B[jk];W[kh]MA[ij]MA[ji]) (;B[ij];W[jk]LB[kk:1]LB[lj:2]MA[kl]MA[ik]) (;B[kh];W[ii]LB[kk:1]LB[lj:2]MA[ij]MA[jk])) (;B[kk];W[kj] (;B[ki];W[lj] (;B[ij];W[jk]MA[ik]MA[kl]) (;B[kl];W[ik]MA[jk]MA[kh]) (;B[ik];W[kl]MA[ii]MA[kh]) (;B[ii];W[kh]MA[ik]MA[kl]) (;B[kh];W[ii]MA[ij]MA[jk]) (;B[hh];W[jk]MA[kl]MA[ik])) (;B[ji];W[kl]MA[jk]MA[ij]) (;B[ik];W[kl]LB[ki:1]LB[lj:2]MA[ii]MA[kh]) (;B[kl];W[ik])) (;B[ij];W[kj]MA[ji]MA[jk])))