Problem 10449 goproblems.com


Author	hotcoffee	Created	2007-10-02
Difficulty	7 dan (history)	Source	My mind.
AVG solve time	50 sec	Stars	2.8 (5 votes)
User attempts	240 / 1249	Collections	Cutting
Genre	tesuji ⓢ	Your attempts	N/A
Similar problems
Created	2007-10-02
Source	My mind.
Stars	2.8 (5 votes)
Collections	Cutting
Your attempts	N/A

(;AB[ha]AB[fa]AB[ga]AB[gb]AB[eb]AB[ec]AB[fe]AB[fg]AB[eg]AB[dg]AB[cg]AB[bg]AB[bf]AW[cf]AW[be]AW[cd]AW[cc]AW[cb]AW[hc]AW[hb]AW[gd]AW[gf]AW[ge]AW[db]AB[da]AW[ib]AW[ba]SZ[9]MA[da]MA[fa]MA[ga]MA[ha]MA[gb]MA[eb]MA[ec]C[White to separate these stones from their friends.]AW[hf]AB[gg]AP[goproblems] (;W[fd];B[ed] (;W[ee];B[de] (;W[ef];B[ff]) (;W[ff];B[dd] (;W[df];B[ce] (;W[ef];B[bd]) (;W[bd];B[ef]) (;W[ad];B[ef]) (;W[bc];B[ef])) (;W[ce];B[df]) (;W[ef];B[df])) (;W[df];B[ef])) (;W[ff];B[de];W[ee];B[dd] (;W[df];B[ce] (;W[ef];B[bd]) (;W[bd];B[ef]) (;W[ad];B[ef]) (;W[bc];B[ef])) (;W[ce];B[df]) (;W[ef];B[df])) (;W[ef];B[ff];W[ee];B[de]) (;W[df];B[ee]) (;W[de];B[ee])) (;W[ed];B[fd] (;W[fc];B[dd] (;W[ee];B[de] (;W[ff];B[dc] (;W[df];B[ce] (;W[ef];B[bd]C[Black connects another way.]) (;W[bd];B[ef]) (;W[ad];B[ef]) (;W[bc];B[ef])) (;W[ce];B[df]) (;W[ef];B[df])) (;W[ef];B[df] (;W[dc];B[ff]) (;W[ff];B[dc])) (;W[df];B[ef]) (;W[dc];B[ef])) (;W[ff];B[ee] (;W[ef];B[df] (;W[de];B[ce]) (;W[ce];B[de])) (;W[df];B[ef]) (;W[de];B[ef])) (;W[ef];B[ee] (;W[df];B[ff]) (;W[de];B[ff]) (;W[ff];B[df] (;W[de];B[ce]) (;W[ce];B[de]))) (;W[de];B[ee])) (;W[ee];B[ff]C[Black connects.]) (;W[dd];B[ee]C[Black connects.]) (;W[ff];B[ee] (;W[ef];B[de] (;W[df];B[dd] (;W[gc];B[fc]C[Black lives!]) (;W[ce];B[gc]C[He's alive!]) (;W[fc];B[gc]C[Black is alive!])) (;W[dd];B[df]C[Black connects.])) (;W[dd];B[ef]C[Black connects.]) (;W[fc];B[dd] (;W[ef];B[df] (;W[de];B[ce]) (;W[ce];B[de])) (;W[df];B[ef]) (;W[de];B[ef])))) (;W[ee];B[de] (;W[ed] (;B[fd] (;W[dd];B[ff]C[Black connects.]) (;W[ff] (;B[dd] (;W[ef];B[dc] (;W[df];B[ce] (;W[bd]C[Black dies. Well done.RIGHT]) (;W[ad]C[Black dies. Well done.RIGHT]) (;W[ae]C[Black dies. Well done.RIGHT]) (;W[bc]C[I think this works, but there is some terrible aji at A5. Black dies. Well done.RIGHT]) (;W[ac]C[Black dies. Well done.RIGHT])) (;W[ce];B[df]) (;W[fc];B[df])) (;W[fc];B[dc];W[df]) (;W[df];B[ef]) (;W[dc];B[ef])) (;B[ef]C[NOTTHIS];W[dd]C[RIGHT])) (;W[ef];B[ff]C[Black connects.]) (;W[fc] (;B[ff] (;W[gc];B[dd]) (;W[dd];B[gc]) (;W[df];B[dd])) (;B[dd];W[ff];B[dc];W[df];B[ce] (;W[ef];B[bd]C[Black connects another way.]) (;W[bd];B[ef]) (;W[ad];B[ef]) (;W[bc];B[ef]))) (;W[df];B[ff] (;W[fc];B[dd]) (;W[gc];B[fc])) (;W[gc];B[dd] (;W[ef];B[ff]) (;W[fc];B[ef]) (;W[dc];B[ef]) (;W[df];B[ef]) (;W[ff];B[ef]))) (;B[dd] (;W[fd];B[dc] (;W[df];B[ce] (;W[ef];B[bd]C[Black connects another way.]) (;W[bd];B[ef]) (;W[ad];B[ef]) (;W[bc];B[ef]) (;W[ae];B[ef])) (;W[ce];B[df]) (;W[ef];B[df])) (;W[dc];B[fd];W[ef];B[ff]C[Black connects.]) (;W[ff];B[ef]C[Black connects.]) (;W[ef];B[ce] (;W[df];B[dc] (;W[bd]C[Black dies. Well done.RIGHT]) (;W[ad]C[Black dies. Well done.RIGHT]) (;W[bc]C[Black dies. Well done. I'm not sure I like the aji at A5 though.RIGHT]) (;W[ae]C[Black dies. Well done.RIGHT]) (;W[ac]C[Black dies. Well done.RIGHT])) (;W[dc];B[df] (;W[bd]C[Black dies. Well done.RIGHT]) (;W[ad]C[Black dies. Well done.RIGHT]) (;W[bc]C[Black dies. Well done. I'm not sure I like the aji at A5 though.RIGHT]) (;W[ae]C[Black dies. Well done.RIGHT]) (;W[ac]C[Black dies. Well done.RIGHT])) (;W[bd] (;B[dc]C[NOTTHIS];W[df]C[RIGHT]) (;B[df];W[dc]C[Black dies. Well done.RIGHT])) (;W[bc];B[df];W[dc]C[Black dies. Well done. I'm not sure I like the aji at A5 though.RIGHT]) (;W[ad];B[df];W[dc]C[Black dies. Well done.RIGHT]) (;W[ae];B[df];W[dc]C[Black dies. Well done.RIGHT]) (;W[ac];B[df];W[dc]C[Black dies. Well done.RIGHT])) (;W[df];B[fd];W[ef];B[ff]C[Black connects.]))) (;W[dd];B[ed] (;W[ef];B[ff]) (;W[df];B[ef]) (;W[ff];B[ef]) (;W[fd];B[ef]) (;W[ce];B[ef])) (;W[fd];B[ed] (;W[ef];B[ff]) (;W[ff];B[dd] (;W[df];B[ce] (;W[ef];B[bd]) (;W[bd];B[ef]) (;W[ad];B[ef]) (;W[bc];B[ef])) (;W[ce];B[df]) (;W[ef];B[df])) (;W[df];B[ef])) (;W[ef];B[ff] (;W[fd];B[ed]) (;W[ed];B[fd]C[Black connects.]) (;W[dd];B[fd]C[Black connects.]) (;W[df];B[fd]C[Black connects.])) (;W[df];B[ed] (;W[ef];B[ff] (;W[ce];B[fd]) (;W[fd];B[ce]) (;W[dd];B[ce])) (;W[ce];B[ef]) (;W[ff];B[ef]) (;W[fd];B[ef]) (;W[dd];B[ef])) (;W[ff];B[dd] (;W[df];B[ef] (;W[ce];B[ed]) (;W[ed];B[fd]) (;W[fd];B[ce]) (;W[dc];B[ce])) (;W[ed];B[ef]C[Black connects.]) (;W[dc];B[ed] (;W[ef];B[df]) (;W[df];B[ef]) (;W[fd];B[df]) (;W[ce];B[ef])) (;W[ef];B[df]) (;W[fd];B[df]) (;W[ce];B[df])) (;W[ce];B[ef];W[ed];B[fd];W[dd];B[ff]C[Black connects.])) (;W[ff] (;B[de] (;W[ef] (;B[df] (;W[dd];B[ee];W[ed];B[fd]C[Black connects.]) (;W[ee];B[dd]) (;W[ed] (;B[dd];W[dc]C[Good work.RIGHT]) (;B[ee];W[fd]C[Good work.RIGHT]))) (;B[ce]C[Black dies here too.NOTTHIS])) (;W[ed];B[dd];W[ee];B[ef]C[Black connects.]) (;W[df];B[ef]C[Black is connected.]) (;W[fd];B[dd] (;W[df];B[ef]) (;W[ef];B[df]) (;W[ed];B[dc];W[df];B[ef])) (;W[dd];B[ee] (;W[fd];B[ed]) (;W[ed];B[fd]C[Black is connected.])) (;W[ee];B[dd] (;W[df];B[ef] (;W[ce];B[ed]) (;W[ed];B[fd]) (;W[fd];B[ce]) (;W[dc];B[ce])) (;W[ed]) (;W[dc];B[ed] (;W[ef];B[df]) (;W[df];B[ef]) (;W[fd];B[df]) (;W[ce];B[ef])) (;W[ef];B[df]) (;W[fd];B[df]) (;W[ce];B[df]))) (;B[ef]C[NOTTHIS];W[ed];B[dd];W[de]C[RIGHT])) (;W[ef];B[ff] (;W[fd];B[ed];W[ee];B[de]) (;W[ed];B[fd]C[Black connects.]) (;W[ee];B[ed] (;W[fd];B[de]) (;W[df];B[fd])) (;W[fc];B[ed])) (;W[fc];B[ed] (;W[ff];B[ef]) (;W[ee];B[de] (;W[dd];B[ef]) (;W[df];B[ff]) (;W[ef];B[ff]) (;W[ff];B[ef]) (;W[fd];B[ef])) (;W[ef];B[ff]) (;W[fd];B[ee])) (;W[df];B[ff] (;W[fd];B[ed];W[ee];B[de]) (;W[ed];B[fd]C[Black connects.])) (;W[de];B[ee] (;W[ed];B[fd]C[Black connects.]) (;W[fd];B[ed])))