Problem 6272 goproblems.com


Author	MechanicalPoet	Created	2005-04-04
Difficulty	23 kyu (history)	Source	A game on KGS
AVG solve time	25 sec	Stars	4.29 (34 votes)
User attempts	12960 / 21986	Collections	N/A
Genre	life and death ⓒ	Your attempts	N/A
Similar problems
Created	2005-04-04
Source	A game on KGS
Stars	4.29 (34 votes)
Collections	N/A
Your attempts	N/A

(;AW[hn]AW[in]AW[jn]AW[go]AW[lo]AW[gp]AW[kp]AW[eq]AW[gq]AW[kq]AW[lq]AW[fr]AW[lr]AW[es]AW[ls]AB[io]AB[hp]AB[jp]AB[hq]AB[iq]AB[jq]AB[gr]AB[ir]AB[kr]AB[fs]AB[gs]AB[ks]C[White to ruin Black's day.]PL[W] (;W[is] (;B[jr]C[CHOICE] (;W[hr];B[hs] (;W[hr]C[That's it! J1 threatens two snapbacks at once, so Black can't escape them both.RIGHT]) (;W[ho];B[js]) (;W[jo];B[js])) (;W[hs];B[hr]LB[ho:A]LB[jo:B]C[Black has one eye at K1, and will get a second by playing at either A or B (if White plays one, Black plays the other).]) (;W[js];B[hs]) (;W[ho] (;B[jo]C[CHOICE] (;W[hr];B[hs];W[hr]C[Well done!RIGHT]) (;W[hs];B[hr]) (;W[js];B[hs])) (;B[hr]C[CHOICE] (;W[jo]C[Good! J4 is a false eye.RIGHT]) (;W[js];B[jo]) (;W[hs];B[jo]))) (;W[jo] (;B[hr]C[CHOICE] (;W[ho]C[Good! J4 is a false eye.RIGHT]) (;W[js];B[ho]) (;W[hs];B[ho])) (;B[ho]C[CHOICE] (;W[hr];B[hs];W[hr]C[Well done!RIGHT]) (;W[hs];B[hr]) (;W[js];B[hs])))) (;B[hr]C[CHOICE] (;W[jr];B[js] (;W[jr]C[That's it! J1 threatens two snapbacks at once, so Black can't escape them both.RIGHT]) (;W[ho];B[hs]) (;W[jo];B[hs])) (;W[hs];B[js]) (;W[js];B[jr]LB[ho:A]LB[jo:B]C[Black has one eye at H1, and will get a second by playing at either A or B (if White plays one, Black plays the other).]) (;W[jo] (;B[ho]C[CHOICE] (;W[jr];B[js];W[jr]C[Well done!RIGHT]) (;W[js];B[jr]) (;W[hs];B[js])) (;B[jr]C[CHOICE] (;W[ho]C[Good! J4 is a false eye.RIGHT]) (;W[js];B[ho]) (;W[hs];B[ho]))) (;W[ho] (;B[jo]C[CHOICE] (;W[jr];B[js];W[jr]C[Well done!RIGHT]) (;W[js];B[jr]) (;W[hs];B[js])) (;B[jr]C[CHOICE] (;W[jo]C[Good! J4 is a false eye.RIGHT]) (;W[js];B[jo]) (;W[hs];B[jo]))))) (;W[jr];B[js]) (;W[hr];B[hs]) (;W[js];B[jr] (;W[is];B[hs]) (;W[hs];B[hr]C[Now Black will have two eyes when he plays J1. White cannot play there first, since it would be self-capture.]) (;W[hr];B[hs]) (;W[jo];B[ho] (;W[is];B[hs]) (;W[hr];B[hs]) (;W[hs];B[hr])) (;W[ho];B[jo] (;W[is];B[hs]) (;W[hr];B[hs]) (;W[hs];B[hr]))) (;W[hs];B[hr] (;W[is];B[js]) (;W[jr];B[js]) (;W[js];B[jr]C[Now Black will have two eyes when he plays J1. White cannot play there first, since it would be self-capture.]) (;W[ho];B[jo] (;W[is];B[js]) (;W[js];B[jr]) (;W[jr];B[js])) (;W[jo];B[ho] (;W[js];B[jr]) (;W[jr];B[js]) (;W[is];B[js]))) (;W[jo];B[is]) (;W[ho];B[is]))