Problem	14503
Created	2011-01-30
Source	Go Teacher
Rating

Difficulty	14 kyu
Average Solve Time	43 secs
User Attempts	1812 / 4698
Solve Ratio Rating	6 kyu
	rating history

Corrections and other variations are welcome !!!

(;AB[br]AB[cr]AB[cq]AB[dp]AB[ep]AB[co]AB[cn]AW[cp]AW[bp]AW[bq]AW[bo]AW[dr]AW[dq]AW[eq]AW[fq]AW[hq]AB[en]AB[dm]TR[bo]TR[bp]TR[bq]TR[cp]C[Black to capture the marked stones !!!]AP[goproblems] (;B[ar];W[cs] (;B[bn];W[bs] (;B[ao];W[ds] (;B[ap];W[as];B[aq]C[Good Job !!! (This kind of Tesuji is called 'Sagari Tesuji' because of the extension to A2 so black can win the Semeai) RIGHT]) (;B[aq];W[as];B[ap]C[RIGHT])) (;B[ap]C[];W[ao] (;B[an];W[aq];B[ap]C[RIGHT]) (;B[ds];W[aq];B[as];W[cs])) (;B[aq];W[ds] (;B[ao];W[as];B[ap]C[RIGHT]) (;B[ap];W[as];B[ao]C[RIGHT])) (;B[ds];W[aq];B[as];W[cs])) (;B[aq];W[bn] (;B[bm];W[bs] (;B[an];W[ds] (;B[ao]C[RIGHT]) (;B[ap]C[RIGHT])) (;B[ao];W[an];B[am];W[ap];B[ao]C[RIGHT]) (;B[ap];W[ds] (;B[an]C[RIGHT]) (;B[ao]C[RIGHT])) (;B[ds];W[ap];B[as];W[cs];B[bs];W[cs])) (;B[ap];W[bm])) (;B[ap];W[ao] (;B[bn];W[bs];B[an]C[RIGHT];W[aq];B[ap]C[RIGHT]) (;B[aq];W[bs])) (;B[ao];W[bn] (;B[bm];W[an] (;B[am];W[ap] (;B[aq]C[RIGHT]) (;B[bs];W[ds]C[seki])) (;B[aq];W[bs];B[am]C[RIGHT];W[ap];B[ao]C[RIGHT]) (;B[ap];W[aq];B[am];W[bs]) (;B[bs];W[ds] (;B[am];W[ap]C[seki]) (;B[aq];W[ap]))) (;B[an];W[bm]) (;B[aq];W[bm])) (;B[an];W[bs] (;B[bn];W[aq]) (;B[aq];W[ap]) (;B[ao];W[aq]) (;B[ap];W[aq]))) (;B[aq];W[ar] (;B[as];W[ap];B[bn];W[ar]C[ko]) (;B[bn];W[ap] (;B[an];W[cs]) (;B[bs];W[ds])) (;B[bs];W[ap];B[bn];W[ds])) (;B[bn];W[ar] (;B[ao];W[bs]) (;B[bs];W[ds])) (;B[ao];W[ar];B[bn];W[bs]) (;B[ap];W[ar];B[ao];W[bs];B[bn];W[cs]) (;B[an];W[ar]) (;B[as];W[aq] (;B[bn];W[cs];B[ao];W[ds];B[an];W[bs]) (;B[cs];W[ds];B[bn];W[ar])) (;B[ds];W[ar] (;B[bs];W[aq];B[bn];W[as]) (;B[cs];W[es]) (;B[bn];W[bs])))