Discussion of anything and everything relating to chess playing software and machines.
Moderators: hgm , Rebel , chrisw
Lyudmil Tsvetkov
Posts: 6052 Joined: Tue Jun 12, 2012 12:41 pm
Post
by Lyudmil Tsvetkov » Wed Aug 09, 2017 1:53 pm
zullil wrote: Lyudmil Tsvetkov wrote:
[d]k2r3r/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1PK1/R3R3 b - - 0 11
-0.59 16... Rhg8
[D] k2r2r1/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1PK1/R3R3 w - - 13 17
Rac1:
[d]k2r2r1/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1PK1/2R1R3 b - - 0 12
zullil
Posts: 6442 Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli
Post
by zullil » Wed Aug 09, 2017 2:00 pm
Lyudmil Tsvetkov wrote:
Rac1:
[d]k2r2r1/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1PK1/2R1R3 b - - 0 12
-0.65 17... Rc8
[D] k1r3r1/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1PK1/2R1R3 w - - 15 18
Lyudmil Tsvetkov
Posts: 6052 Joined: Tue Jun 12, 2012 12:41 pm
Post
by Lyudmil Tsvetkov » Wed Aug 09, 2017 2:10 pm
zullil wrote: Lyudmil Tsvetkov wrote:
Rac1:
[d]k2r2r1/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1PK1/2R1R3 b - - 0 12
-0.65 17... Rc8
[D] k1r3r1/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1PK1/2R1R3 w - - 15 18
Kg1:
[d]k1r3r1/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1P2/2R1R1K1 b - - 0 13
zullil
Posts: 6442 Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli
Post
by zullil » Wed Aug 09, 2017 2:27 pm
Lyudmil Tsvetkov wrote:
Kg1:
[d]k1r3r1/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1P2/2R1R1K1 b - - 0 13
-0.82 18... Nb6
[D] k1r3r1/pp3pp1/1nn1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1P2/2R1R1K1 w - - 17 19
Lyudmil Tsvetkov
Posts: 6052 Joined: Tue Jun 12, 2012 12:41 pm
Post
by Lyudmil Tsvetkov » Wed Aug 09, 2017 2:58 pm
zullil wrote: Lyudmil Tsvetkov wrote:
Kg1:
[d]k1r3r1/pp1n1pp1/2n1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1P2/2R1R1K1 b - - 0 13
-0.82 18... Nb6
[D] k1r3r1/pp3pp1/1nn1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1P2/2R1R1K1 w - - 17 19
some very complicated non-human tactical lines here.
Rf1:
[d]k1r3r1/pp3pp1/1nn1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1P2/2R2RK1 b - - 0 14
zullil
Posts: 6442 Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli
Post
by zullil » Wed Aug 09, 2017 3:06 pm
Lyudmil Tsvetkov wrote:
some very complicated non-human tactical lines here.
Rf1:
[d]k1r3r1/pp3pp1/1nn1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1P2/2R2RK1 b - - 0 14
-1.00 19... Nc4
[D] k1r3r1/pp3pp1/2n1p2p/q1ppP2P/b1nP1BP1/P1PB1N2/2PQ1P2/2R2RK1 w - - 19 20
I must stop now. Might be able to resume later in my day. A good chance for you to make a careful think!
Lyudmil Tsvetkov
Posts: 6052 Joined: Tue Jun 12, 2012 12:41 pm
Post
by Lyudmil Tsvetkov » Wed Aug 09, 2017 3:13 pm
zullil wrote: Lyudmil Tsvetkov wrote:
some very complicated non-human tactical lines here.
Rf1:
[d]k1r3r1/pp3pp1/1nn1p2p/q1ppP2P/b2P1BP1/P1PB1N2/2PQ1P2/2R2RK1 b - - 0 14
-1.00 19... Nc4
[D] k1r3r1/pp3pp1/2n1p2p/q1ppP2P/b1nP1BP1/P1PB1N2/2PQ1P2/2R2RK1 w - - 19 20
I must stop now. Might be able to resume later in my day. A good chance for you to make a careful think!
engines first.
Qe1:
[d]k1r3r1/pp3pp1/2n1p2p/q1ppP2P/b1nP1BP1/P1PB1N2/2P2P2/2R1QRK1 b - - 0 15
might want to input that to SF for a longer think, until you are back.
Werewolf
Posts: 1797 Joined: Thu Sep 18, 2008 10:24 pm
Post
by Werewolf » Wed Aug 09, 2017 3:49 pm
Lyudmil Tsvetkov wrote:
too many lines, Carl, do you have an optimal one for black, I could refute?
I am certain Qa5-a4 is a weak manoeuver, white should not have hard time refuting it.
OK, so there are two interesting lines
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bc3+ 6.bc Ne7
a) 7.g3!? Qa5!? and if you play 8.Bd2 then I go Qa4 - your move.
b) 7.Nf3 Nbc6 8.Bd3 Qa5!? - again your move.
mbabigian
Posts: 204 Joined: Tue Oct 15, 2013 2:34 am
Location: US
Full name: Mike Babigian
Post
by mbabigian » Wed Aug 09, 2017 6:31 pm
Both look like excellent moves. The current top suggestion is a4, but the difference in evaluations among the top moves is trivial.
Since you think g4 is strongest and the most direct refutation to h6, let's try that line. Should it fizzle we could always look at the strong Bb5+ idea if you have time.
So in response, I play Qa5.
[d]rnb1k2r/pp2npp1/4p2p/q1ppP3/3P2P1/P1P2N2/2P2P1P/R1BQKB1R w KQkq - 0 9
zullil
Posts: 6442 Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli
Post
by zullil » Wed Aug 09, 2017 9:26 pm
Lyudmil Tsvetkov wrote:
Qe1:
[d]k1r3r1/pp3pp1/2n1p2p/q1ppP2P/b1nP1BP1/P1PB1N2/2P2P2/2R1QRK1 b - - 0 15
might want to input that to SF for a longer think, until you are back.
-1.12 20... Bb5
[D] k1r3r1/pp3pp1/2n1p2p/qbppP2P/2nP1BP1/P1PB1N2/2P2P2/2R1QRK1 w - - 21 21