Problem 5800 goproblems.com


Author	MrMoto	Created	2005-01-11
Difficulty	10 kyu (history)	Source	N/A
AVG solve time	80 sec	Stars	3.8 (5 votes)
User attempts	1346 / 4238	Collections	Side based
Genre	life and death ⓒ	Your attempts	N/A
Similar problems
Created	2005-01-11
Source	N/A
Stars	3.8 (5 votes)
Collections	Side based
Your attempts	N/A

(;AB[ga]AB[hb]AB[jb]AB[kb]AB[kc]AB[jd]AB[id]AB[gd]AW[fa]AW[fb]AW[fc]AW[fd]AW[la]AW[lb]AW[lc]AW[ld]AW[kd]AW[ke]AW[je]AW[ie]AW[he]AW[ge]AW[fe]AP[goproblems] (;W[gb];B[ic] (;W[ha];B[ia] (;W[ka];B[hc];W[ja];B[ga]C[ko, black takes first]) (;W[ga];B[hc]) (;W[hc];B[ga];W[ka];B[ja];W[ha]C[ko, white takes first])) (;W[hd];B[ia]) (;W[hc];B[ha]) (;W[ia];B[ha]) (;W[ja];B[ka]) (;W[ka];B[ja];W[ha];B[ia];W[hc];B[ga]C[ko, black takes first])) (;W[gc];B[ia]) (;W[hd];B[ic]) (;W[hc];B[ic]) (;W[ia];B[ic]) (;W[ib];B[ic]) (;W[ja];B[ic] (;W[ka];B[ia];W[gb];B[hc];W[ha]C[ko, white takes first]) (;W[ia];B[ka]) (;W[gb];B[ka]) (;W[hc];B[ka])) (;W[ka];B[ic] (;W[ja];B[ia];W[gb];B[hc];W[ha]C[ko, white takes first]) (;W[ia];B[ja]) (;W[gb];B[ja] (;W[ha];B[ia] (;W[ga];B[hc]) (;W[hc];B[ga]C[ko, black takes first])) (;W[ia];B[ha]) (;W[hc];B[ha])) (;W[hc];B[gb])) (;W[ic];B[hd] (;W[gb];B[hc] (;W[ha];B[ia] (;W[ka]C[RIGHT]) (;W[ga];B[ka]) (;W[ib];B[ka];W[ja]C[ko, white takes first])) (;W[ib];B[ka] (;W[ha];B[ia] (;W[ja]C[ko, white takes first]) (;W[ga];B[jc])) (;W[ia]C[RIGHT])) (;W[ia];B[ib] (;W[ha]C[RIGHT]) (;W[ja];B[ka]) (;W[ka]C[RIGHT])) (;W[ja];B[ka]) (;W[ka]C[RIGHT])) (;W[gc];B[hc] (;W[gb];B[ka] (;W[ib];B[ia]) (;W[ha];B[ia]) (;W[ia];B[ib];W[ha]C[RIGHT])) (;W[ib];B[ia] (;W[gb];B[ka]) (;W[ka];B[gb])) (;W[ia];B[ib] (;W[gb];B[ha]) (;W[ha];B[gb]) (;W[ja];B[ka]) (;W[ka];B[ja])) (;W[ja];B[ia] (;W[ka];B[gb]) (;W[gb];B[ka]) (;W[ib];B[ka])) (;W[ka];B[ia] (;W[ja];B[gb]) (;W[gb]C[RIGHT]))) (;W[hc];B[gc] (;W[gb];B[jc] (;W[ka]C[RIGHT]) (;W[ib];B[ia] (;W[ka];B[ic]) (;W[ic];B[ka]) (;W[ha];B[ka])) (;W[ia];B[ib] (;W[ha]C[RIGHT]) (;W[ja];B[ka]) (;W[ka]C[RIGHT])) (;W[ja]C[RIGHT]) (;W[ha];B[ia] (;W[ga];B[ka]) (;W[ib];B[hb] (;W[ic];B[ka]) (;W[ga];B[ka]) (;W[ka];B[ic] (;W[ga];B[ja]) (;W[ja];B[ga]C[ko, black takes first]))) (;W[ka]C[RIGHT]))) (;W[ib];B[ia] (;W[ka];B[gb]) (;W[gb];B[jc] (;W[ka];B[ic]) (;W[ic];B[ka]) (;W[ha];B[ka]))) (;W[ia];B[ib] (;W[gb];B[jc] (;W[ha]C[RIGHT]) (;W[ja];B[ka]) (;W[ka]C[RIGHT])) (;W[ka];B[ja];W[gb]C[RIGHT]) (;W[ha];B[gb]) (;W[ja];B[ka])) (;W[ja];B[ib] (;W[gb];B[ha];W[ka]C[RIGHT]) (;W[ka];B[ia];W[gb]C[RIGHT]) (;W[ha];B[ia] (;W[ka];B[gb]) (;W[gb];B[ka])) (;W[ia];B[ka])) (;W[ka];B[ja] (;W[ib];B[ia];W[gb];B[jc] (;W[ha];B[ic]) (;W[ic]C[RIGHT])) (;W[ia];B[ib];W[gb]C[RIGHT]) (;W[gb]C[RIGHT])) (;W[ha];B[gb]) (;W[jc];B[ib])) (;W[jc];B[ib]) (;W[ha];B[gb]) (;W[ja];B[gb] (;W[gc];B[hc] (;W[ib];B[ia] (;W[ha]C[ko, white takes first]) (;W[ka];B[jc])) (;W[ia]C[RIGHT]) (;W[ka];B[ia])) (;W[hc];B[gc] (;W[ia];B[ka];W[ib]C[RIGHT]) (;W[ib];B[ia];W[ha]C[ko, white takes first]) (;W[ka];B[ia])) (;W[ib];B[ia] (;W[ka];B[jc] (;W[gc];B[hc]) (;W[hc];B[gc]) (;W[ha]C[ko, white takes first])) (;W[gc];B[hc] (;W[ka];B[jc]) (;W[ha]C[ko, white takes first])) (;W[hc];B[gc] (;W[ha]C[ko, white takes first]) (;W[ka];B[jc])) (;W[jc];B[hc]) (;W[ha]C[good ko for white, but still a ko.])) (;W[ia]C[RIGHT]) (;W[ka];B[ia] (;W[gc];B[hc]) (;W[hc];B[gc]) (;W[jc];B[ib]) (;W[ib];B[jc] (;W[hc];B[gc]) (;W[gc];B[hc]) (;W[ha]C[ko, white takes first]))) (;W[jc];B[ia]) (;W[ha];B[ia])) (;W[ib];B[ia] (;W[gb];B[ka] (;W[hc]C[RIGHT]) (;W[gc];B[hc]) (;W[ha];B[hc] (;W[ga];B[jc]) (;W[ja]C[ko, white takes first]))) (;W[gc];B[hc] (;W[ka];B[gb]) (;W[gb];B[ka])) (;W[hc];B[gc] (;W[gb];B[ka]) (;W[ka];B[gb])) (;W[ja];B[ka]) (;W[ka];B[gb] (;W[gc];B[hc]) (;W[hc];B[gc]) (;W[ja];B[jc] (;W[hc];B[gc]) (;W[gc];B[hc]) (;W[ha]C[ko, white takes first])))) (;W[ia];B[ib] (;W[ka]C[RIGHT]) (;W[ja];B[ka]) (;W[ha];B[gb]) (;W[gb];B[gc] (;W[ha]C[RIGHT]) (;W[ja];B[ka]) (;W[ka]C[RIGHT])) (;W[gc];B[hc] (;W[gb];B[ha]) (;W[ha];B[gb]) (;W[ja];B[ka]) (;W[ka];B[ja])) (;W[hc];B[gc] (;W[gb];B[jc] (;W[ha]C[RIGHT]) (;W[ja];B[ka]) (;W[ka]C[RIGHT])) (;W[ha];B[gb]) (;W[ja];B[ka]) (;W[ka];B[ja];W[gb]C[RIGHT]))) (;W[ka];B[gb] (;W[ja];B[ia] (;W[gc];B[hc]) (;W[hc];B[gc]) (;W[ib];B[jc];W[ha]C[ko, white takes first]) (;W[jc];B[ib])) (;W[hc];B[gc] (;W[ib];B[ia]) (;W[jc];B[ib]) (;W[ja];B[ia]) (;W[ia];B[ib];W[ja]C[RIGHT])) (;W[gc];B[hc] (;W[ib];B[ia]) (;W[ja];B[ia]) (;W[ia];B[ib];W[ja]C[RIGHT])) (;W[ib];B[ia] (;W[gc];B[hc]) (;W[hc];B[gc]) (;W[ja];B[jc] (;W[ha]C[ko, white takes first]) (;W[hc];B[gc]) (;W[gc];B[hc]))) (;W[ia];B[ja] (;W[ib]C[RIGHT]) (;W[gc]C[RIGHT]) (;W[hc]C[RIGHT]) (;W[jc];B[ib]) (;W[ha];B[ib])) (;W[ha];B[ia]) (;W[jc];B[ib]))) (;W[jc];B[ic]) (;W[ha];B[ia]))