Author: Dann Corbit
Date: 17:33:33 06/18/99
Go up one level in this thread
On June 18, 1999 at 19:47:29, Dave Gomboc wrote:
>On June 18, 1999 at 14:01:00, Dann Corbit wrote:
>
>>On June 18, 1999 at 13:58:15, KarinsDad wrote:
>>
>>>On June 18, 1999 at 13:51:03, Dann Corbit wrote:
>>>
>>>[snip]
>>>>I think the opportunity was lost by Shredder on move 7. ... Nge7 as an
>>>>opportunity to go up nearly two pawns was passed up:
>>>>r1bqk1nr/pppp1ppp/2n5/b7/2BpP3/2P2N2/P4PPP/RNBQ1RK1 b kq - acd 15; ce 191; pv
>>>>dxc3 Qb3 Qf6 Rd1 Nh6 Bg5 Qg6 Nxc3 O-O Nd5 Re8 Bf4 d6 Bd3; pm dxc3;
>>>
>>>Yeah, I saw that and wondered if there was just some trap that I was unaware of
>>>(my opening knowledge is fairly weak). Maybe black cannot afford the tempo and
>>>Crafty doesn't see it (are they still in book?).
>>Probably still in book, but the book is buggy. In a case like this, I would go
>>with the +191 score, especially against a computer. It might be a tough
>>decision against a GM as to what to play. Against a computer, its dxc3 in a
>>heartbeat. (This position was analyzed to 3-4 billion nodes in C.A.P.)
>
>7...Nge7 is main line Evans. What does CAP have to say about
>7...dxc3 8.Qb3 Qf6 9.e5 Qg6 10.Nxc3 Nge7 11.Ba3 O-O 12.Rad1 clear advantage
>white (NCO)?
It does not appear to me that all replies are optimal.
Epd acd acn
ce pv
pm
-------------------------------------------------------------- ------
----------- ------
-----------------------------------------------------------------------------------------
--------
r1b1k1nr/pppp1ppp/2n2q2/b3P3/2B5/1Qp2N2/P4PPP/RNB2RK1 b kq - 16 -936562871
148 Qf5 Nxc3 Nge7 Ba3 Ng6 Nd5 Qg4 Qb5 a6 Qc5 b5 Bd3 Bb7 Ne3 Qf4
Qf5
r1b1k1nr/pppp1ppp/2n2q2/b7/2B1P3/1Qp2N2/P4PPP/RNB2RK1 w kq - 15 -940394659
-177 Bg5 Qg6 Nxc3 Nf6 Bxf6 Qxf6 Nd5 Qd8 Qa3 b6 Nh4 d6 Bb5 Bb7 Qc1 Qd7
Bg5
r1b1k1nr/pppp1ppp/2n3q1/b3P3/2B5/1QN2N2/P4PPP/R1B2RK1 b kq - 15 -830519574
148 Nge7 Ne2 d5 exd6 cxd6 Bd3 Qe6 Qb2 f6 Qb1 Qg4 h3 Qe6 Nf4 Qg8
Nge7
r1b1k1nr/pppp1ppp/2n3q1/b3P3/2B5/1Qp2N2/P4PPP/RNB2RK1 w kq - 15 -936719780
-149 Nxc3 Nge7 Ne2 d5 exd6 cxd6 Bd3 Qe6 Qb2 f6 Nfd4 Qd5 Qb5 Bb4 Bc4 Qxb5 Bxb5
Nxc3
r1b2rk1/ppppnppp/2n3q1/b3P3/2B5/BQN2N2/P4PPP/3R1RK1 b - - 12 100005308
178 Re8 Nd5 Nxd5 Rxd5 Bb6 Bd3 Qg4 Qc2 Kh8 Bf5 Qf4 Qe4 Qxe4 Bxe4
Re8
r1b2rk1/ppppnppp/2n3q1/b3P3/2B5/BQN2N2/P4PPP/R4RK1 w - - 12 100011069
-179 Nd5 Nxd5 Bd3 Qh5 Bxf8 Nf4 Ba3 Nxd3 Qxd3 Nxe5 Nxe5 Qxe5 Rad1 c5
Nd5
r1b1k2r/ppppnppp/2n3q1/b3P3/2B5/1QN2N2/P4PPP/R1B2RK1 w kq - 15 -804862842
-144 Ne2 d5 exd6 cxd6 Bd3 Qe6 Qb2 f6 Qb5 a6 Qb1 Nd5 Nfd4 Qg4 Bb2
Ne2
r1b1k2r/ppppnppp/2n3q1/b3P3/2B5/BQN2N2/P4PPP/R4RK1 b kq - 15 -866524775
164 O-O Ne2 Bb6 Bd3 Qh5 Ng3 Qg4 Qc2 Kh8 Bf5 Qf4 Ne2 Qh6 Bc5 Bxc5 Qxc5
O-O
r1bqk1nr/pppp1ppp/2n5/b7/2B1P3/1Qp2N2/P4PPP/RNB2RK1 b kq - 16 -984413504
171 Qf6 Bg5 Qg6 Nxc3 Nf6 Bxf6 Qxf6 Nd5 Qd6 Rad1 Qg6 Qa3 Qg4 Bb5 Qxe4 Bxc6
dxc6 Qxa5 cxd5 Qxc7 Qf6
r1bqk1nr/pppp1ppp/2n5/b7/2B1P3/2p2N2/P4PPP/RNBQ1RK1 w kq - 14 -43794941
-163 Qb3 Qf6 Bg5 Qg6 Nxc3 Nf6 Bxf6 Qxf6 Nd5 Qd6 Rad1 O-O Nb6 Qxd1 Qxd1 Bxb6
Qb3
r1bqk1nr/pppp1ppp/2n5/b7/2BpP3/2P2N2/P4PPP/RNBQ1RK1 b kq - 15 -999841790
191 dxc3 Qb3 Qf6 Rd1 Nh6 Bg5 Qg6 Nxc3 O-O Nd5 Re8 Bf4 d6 Bd3
dxc3
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