Problem	14934
Created	2011-06-22
Name	A capturing race, or is it?
Source	The Second Book of Go
Rating

Difficulty	10.1 kyu
Average Solve Time	58 secs
User Attempts	839 / 1968
Solve Ratio Rating	7 kyu
	rating history

My first problem on this site. Please comment if you have any suggestions. And yes, I did go through nearly every possible scenario to the end. The book this problem is in only gives two outcomes, which are included.

(;AB[rm]AB[pm]AB[om]AB[nm]AB[ml]AB[mk]AB[mj]AB[ni]AB[oi]AB[pi]AB[qi]AB[qj]AB[rj]AB[sj]AW[rh]AW[qh]AW[oh]AW[nh]AW[mh]AW[mi]AW[nj]AW[oj]AW[pj]AW[qk]AW[rk]AW[sk]AW[ol]C[Black to win the race and save the marked stones.]TR[ni]TR[oi]TR[pi]TR[qi]TR[qj]TR[rj]TR[sj]AP[goproblems] (;B[pl];W[pk] (;B[rl];W[ph] (;B[nk];W[si]C[Your stones are dead... :(]) (;B[ok];W[nk] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[nk];W[ok] (;B[nl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[ql];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(]) (;B[nl];W[si]C[Your stones are dead... :(])) (;B[rl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(]) (;B[nl];W[si]C[Your stones are dead... :(])) (;B[sl];W[ph] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(]))) (;B[ok];W[nk] (;B[nl];W[ph] (;B[ok];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[ql];W[ph] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[rl]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[rl];W[ph] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[sl];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[nl];W[si]C[Your stones are dead... :(]))) (;B[sl];W[ok] (;B[nk];W[ph] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(])) (;B[nl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[nk];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(])) (;B[ql];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[nk];W[si]C[Your stones are dead... :(]) (;B[nl];W[si]C[Your stones are dead... :(])) (;B[rl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[nk];W[si]C[Your stones are dead... :(]) (;B[nl];W[si]C[Your stones are dead... :(]))) (;B[ql];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[ok];W[nk] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[nk];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(]))) (;B[nk];W[pk] (;B[ok];W[ph] (;B[pl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[rl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(]) (;B[pl];W[si]C[Your stones are dead... :(]) (;B[ok];W[si]C[Your stones are dead... :(])) (;B[pl];W[ok] (;B[nl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[rl]) (;B[sl])) (;B[ql];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl]) (;B[nl])) (;B[rl];W[ph] (;B[ql]) (;B[sl]) (;B[nl];W[si]C[Your stones are dead... :(])) (;B[sl])) (;B[ql];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(]) (;B[pl];W[si]C[Your stones are dead... :(]) (;B[ok];W[si]C[Your stones are dead... :(])) (;B[sl];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[pl];W[si]C[Your stones are dead... :(]) (;B[ok];W[si]C[Your stones are dead... :(]))) (;B[ok];W[pk] (;B[nk];W[ph] (;B[pl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[pl];W[nk] (;B[nl];W[ph] (;B[ok];W[si]C[Your stones are dead... :(]) (;B[ql]) (;B[rl]) (;B[sl])) (;B[ql];W[ph]) (;B[rl];W[ph]) (;B[sl];W[ph] (;B[rl]) (;B[ql]) (;B[nl];W[si]C[Your stones are dead... :(]))) (;B[ql];W[ph] (;B[pl];W[nk] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[rl]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[nk];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[rl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[pl];W[nk] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[sl];W[si]C[Your stones are dead... :(]) (;B[nk];W[si]C[Your stones are dead... :(])) (;B[sl];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[pl];W[si]C[Your stones are dead... :(]) (;B[nk];W[si]C[Your stones are dead... :(]))) (;B[ql];W[pk] (;B[sl];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[pl];W[si]C[Your stones are dead... :(]) (;B[ok];W[si]C[Your stones are dead... :(]) (;B[nk];W[si]C[Your stones are dead... :(])) (;B[rl];W[ph] (;B[sl];W[si]C[Your stones are dead... :(]) (;B[pl];W[si]C[Your stones are dead... :(]) (;B[ok];W[si]C[Your stones are dead... :(]) (;B[nk];W[si]C[Your stones are dead... :(])) (;B[pl];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[ok];W[nk] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[rl]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[nk];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[ok];W[ph] (;B[pl]) (;B[nk]) (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[nk];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(]) (;B[pl]) (;B[ok]))) (;B[rl];W[pk] (;B[ql];W[ph] (;B[sl]) (;B[pl]) (;B[ok]) (;B[nk])) (;B[sl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[pl];W[si]C[Your stones are dead... :(]) (;B[ok];W[si]C[Your stones are dead... :(]) (;B[nk];W[si]C[Your stones are dead... :(])) (;B[pl];W[ph] (;B[nk];W[si]C[Your stones are dead... :(]) (;B[ok];W[nk] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[ql]) (;B[sl];W[si]C[Your stones are dead... :(])) (;B[ok];W[ph] (;B[ql]) (;B[pl]) (;B[sl];W[si]C[Your stones are dead... :(]) (;B[nk])) (;B[nk];W[ph] (;B[ql]) (;B[sl]) (;B[pl]) (;B[ok]))) (;B[sl];W[pk] (;B[rl];W[ph] (;B[ql]) (;B[pl]) (;B[ok]) (;B[nk])) (;B[ql];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[pl]) (;B[ok]) (;B[nk])) (;B[pl];W[ok] (;B[nk];W[ph] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[ql];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(])) (;B[nl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[nk]) (;B[rl];W[si]C[Your stones are dead... :(])) (;B[ql];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[nk]) (;B[nl])) (;B[rl];W[ph] (;B[ql]) (;B[nk]) (;B[nl]))) (;B[ok];W[ph] (;B[rl]) (;B[ql]) (;B[pl];W[si]C[Your stones are dead... :(]) (;B[nk])) (;B[nk];W[ph] (;B[rl];W[si]C[Your stones are dead... :(]) (;B[ql]) (;B[pl];W[si]C[Your stones are dead... :(]) (;B[ok]))) (;B[pk];W[pl] (;B[ql];W[ph] (;B[nk];W[ok] (;B[nl];W[pk] (;B[sl];W[si];B[rl]C[Good Job! :)RIGHT]) (;B[rl]C[RIGHT])) (;B[rl]) (;B[sl])) (;B[ok];W[nk] (;B[nl];W[si]C[Your stones are dead... :(]) (;B[sl];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(]) (;B[pk];W[si]C[Your stones are dead... :(]) (;B[ok];W[si]C[Your stones are dead... :(])) (;B[nl];W[si]) (;B[rl];W[ok] (;B[sl];W[pk] (;B[nl];W[si];B[nk]C[Good Job! :)RIGHT]) (;B[nk]C[RIGHT];W[si];B[nl]C[RIGHT])) (;B[nk]) (;B[nl])) (;B[sl];W[ok];B[rl];W[pk] (;B[nl];W[si];B[nk]C[Good Job! :)RIGHT]) (;B[nk]C[RIGHT];W[si];B[nl]C[RIGHT]))) (;B[ok];W[nk] (;B[nl];W[ph];B[ql];W[si]C[Your stones are dead... :(]) (;B[ql];W[ph] (;B[nl]) (;B[sl];W[si]C[Your stones are dead... :(]) (;B[rl];W[si]C[Your stones are dead... :(]) (;B[pk];W[si]C[Your stones are dead... :(]) (;B[ok];W[si]C[Your stones are dead... :(])) (;B[rl];W[ph] (;B[ql];W[si]C[Your stones are dead... :(]) (;B[nl];W[si]C[Your stones are dead... :(])) (;B[sl];W[ph];B[rl];W[si]C[Your stones are dead... :(]) (;B[pk];W[ql];B[nl];W[ok];B[qm];W[ph];B[rl];W[ri];B[sl];W[si])) (;B[nk];W[ok] (;B[ql];W[ph] (;B[nl];W[pk] (;B[sl];W[si];B[rl]C[Good Job! :)RIGHT]) (;B[rl]C[RIGHT])) (;B[rl]) (;B[sl])) (;B[rl]) (;B[nl];W[ql];B[qm];W[ph];B[rl];W[ri];B[sl];W[si]) (;B[sl];W[ql];B[nl];W[ph];B[qm];W[si])) (;B[rl];W[ql];B[nk];W[ok];B[nl];W[ph];B[qm];W[ri];B[sl];W[si]) (;B[sl];W[ql];B[nk];W[ok];B[nl];W[ri];B[qm];W[si];B[rl];W[ph])))