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The best move
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Louis Zulli



Joined: 08 Jan 2007
Posts: 2167
Location: PA USA
PostPost subject: Re: The best move    Posted: Mon Jun 25, 2012 12:12 pm Reply to topic Reply with quote
Jack Lad wrote:
[d] r1r1q1k1/5p1p/b3pBp1/n3P1Q1/p1ppR2P/P2P2PB/2P2P2/R5K1 w - - 0 27
BR :: BR :: BQ :: BK ::
::    ::    :: BP :: BP
BB ::    :: BP WB BP ::
BN    ::    WP    WQ    
BP :: BP BP WR ::    WP
WP    :: WP ::    WP WB
   :: WP ::    WP    ::
WR    ::    ::    WK    

Here black has just blundered with 26...c4? so now white has to decide between 27. Rxd4 or h5 both of which are winning. However which one is stronger and which one does your engine prefer to play? Confused


Critter-1.4 prefers Rxd4 followed by h5:

Code:
17/43  00:03  14081764 3550621  +1.32 h5 cxd3 Rh4 Rc7 cxd3 Nb3 Qh6 Qf8 hxg6 Qxh6 Rxh6 fxg6 Bxe6+ Kf8 Rd1 Bb7 Bg5 Re8 Bc4 Na5 Bb5 Bc6 Bxc6 Nxc6 f4 Rb8 Kg2 Rb2+ Kf3
17/43+ 00:05  24903082 4784453  +1.51 Rxd4 cxd3 Qh6 Qf8
17/45+ 00:06  32581987 5389906  +1.70 Rxd4 cxd3 Qh6 Qf8
17/45+ 00:09  62724756 6713556  +1.99 Rxd4 cxd3 Qh6 Qf8
17/50+ 00:13  96842057 7447097  +2.41 Rxd4 cxd3 Qh6 Qf8
17/59  00:24 207089953 8346362  +2.65 Rxd4 Rc7 h5 cxd3 cxd3 Nb7 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Rxa4 Kf7 Rh4 Ke8 Bxe6 Bxd3 a4 Nc5 Bd5 Rac8 a5 Rd7 Bf3 h5 Rc1
18/59+ 00:28 244875191 8521844  +2.81 Rxd4 Rc7 h5 cxd3 cxd3 Nb7 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Rxa4 Kf7 Rh4 Ke8 Bxe6 Bxd3 a4 Nc5 Bd5 Rac8 a5 Rd7 Bf3 Bf5 a6 Ra7 Be2 h5 Bb5+ Bd7 Bc4 Be6 Kg2
18/67+ 00:32 283777298 8635423  +2.98 Rxd4 Rc7 h5 cxd3 cxd3 Nb7 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Rxa4 Kf7 Rh4 Ke8 Bxe6 Bxd3 a4 Nc5 Bd5 Rac8 a5 Rd7 Bf3 Bf5 a6 Ra7 Be2 h5 Bb5+ Bd7 Bc4 Be6 Kg2
18/67+ 00:45 402357936 8870129  +3.22 Rxd4 Rc7 h5 cxd3 cxd3 Nb7 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Rxa4 Kf7 Rh4 Ke8 Bxe6 Bxd3 a4 Nc5 Bd5 Rac8 a5 Rd7 Bf3 Bf5 a6 Ra7 Be2 h5 Bb5+ Bd7 Bc4 Be6 Kg2
18/67  00:54 490142111 8912160  +3.17 Rxd4 Rc6 Rd7 cxd3 cxd3 Qf8 Bg2 h6 Qg4 Bb5 h5 g5 Bxc6 Bxc6 Rc7 Rb8 Rc1 Qxa3 R7xc6 Nxc6 Rxc6 Qa2 Rc7 Rb1+ Kg2 Qd5+ Qe4 Qxe4+ dxe4 Rb8 Kf3 Rb3+ Ke2 Rb2+ Ke3
19/67  01:09 629775400 9057215  +3.32 Rxd4 Rc7 h5 cxd3 cxd3 Nb7 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Rxa4 Kf7 Rb1 Nc5 Rc1 Bb7 Rxa8 Bxa8 Bd8 Rd7 Rxc5 Rxd8 Rc7+ Kf8 Rxh7 Bd5 Rh8+ Ke7 Rxd8 Kxd8 a4 Bb3 a5 Kc7 Bg2 g5 Be4 Kb8 Kg2 Ka7 Kf3
20/67  01:26 796839726 9229304  +3.23 Rxd4 Rc7 h5 Bb7 dxc4 Nxc4 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Bxe6 Na5 Rad1 Bc6 Ba2 Nb7 e6 Ke8 Bc4 Rac8 c3 Bf3 Bb5+ Bc6 Be2 Kf8 Rf4 Kg8 e7 Kf7 Bg5+ Kg7 c4
21/67  02:10 1255112901 9604916  +3.27 Rxd4 Rc7 h5 cxd3 cxd3 Nb7 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Rxa4 Kf7 Rb1 Nc5 Rc1 Bb7 Rxa8 Bxa8 Bd8 Rd7 Rxc5 Rxd8 Rc7+ Kf8 Rxh7 Bd5 a4 Ba2 Rh8+ Ke7 Rxd8 Kxd8 a5 Kc7 Bg2 Kb8 Be4 Ka7 Kg2 Ka6 Bxg6 Kxa5 Be4 Kb6
22/67  03:43 2208968969 9897390  +3.33 Rxd4 Rc7 h5 cxd3 cxd3 Nb7 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Rxa4 Kf7 Rb1 Nc5 Rc1 Bb7 Rxa8 Bxa8 Bd8 Rd7 Rxc5 Rxd8 Rc7+ Kf8 Rxh7 Bd5 a4 Bb3 a5 Rxd3 Bf1 Rd1 Rc7 Ba4 Kg2 Bb3 a6 Bd5+ Kg1 Ke8 a7 Ra1 f4
23/67+ 07:37 4640794963 10139027  +3.54 Rxd4 Rc7 h5 cxd3 cxd3 Nb7 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Rxa4 Kf7 Rb1 Nc5 Rc1 Bb7 Rxa8 Bxa8 Bd8 Rd7 Rxc5 Rxd8 Rc7+ Kf8 Rxh7 Bd5 a4 Ba2 a5 Kg8 Ra7 Rxd3 Bf1 Rd1 Rc7 Bd5 a6 Ra1 a7 Kf8 f4 Ke8 Kf2 Kd8 Rh7 Kc8
23/69+ 12:43 7810148405 10235635  +3.75 Rxd4 Rc7 h5 cxd3 cxd3 Nb7 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Rxa4 Kf7 Rb1 Nc5 Rc1 Bb7 Rxa8 Bxa8 Bd8 Rd7 Rxc5 Rxd8 Rc7+ Kf8 Rxh7 Bd5 a4 Ba2 a5 Kg8 Ra7 Rxd3 Bf1 Rd1 Rc7 Bd5 a6 Ra1 a7 Kf8 f4 Ke8 Kf2 Kd8 Rh7 Kc8
23/69  19:48 12342046261 10382093  +3.93 Rxd4 Rc7 h5 Bb7 dxc4 Nxc4 Qh6 Qf8 Qxf8+ Kxf8 hxg6 fxg6 Bxe6 Ba6 Rad1 Bb5 Bd8 Rxd8 Rxd8+ Ke7 Bxc4 Rxc4 Rb8 Be8 Rb7+ Ke6 Rxh7 Rc3 Rd6+ Kxe5 Rd3 Rxd3 cxd3 Kd4 Rh8 Bf7 Rh4+ Kxd3 Rxa4 Bd5 Rg4 Be4 Kf1 Bf5 Rb4 Be6 Kg2 Bd5+ f3
24/69  33:57 21436374014 10520997  +4.03 Rxd4 Rc7 h5 cxd3 cxd3 Nb3 hxg6 fxg6 Rd6 Bb7 Bxe6+ Qxe6 Rxe6 Nd4 Qe3 Nxe6 Qb6 Ra6 Qb5 Kf7 Kh2 Rac6 Qxa4 Rc2 Rf1 R2c3 Qh4 Kg8 Qb4 Rxd3 a4 Rdc3 a5 Kf7 Rb1 h5 Rd1 Rc2 Qb6 Bf3 Rd3 Be4 Rd6 Rc1
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Display posts from previous:   
Subject Author Date/Time
The best move Mc Mad Mon Jun 25, 2012 8:22 am
      Re: Which is the best move? Jesús Muñoz Mon Jun 25, 2012 9:37 am
      Re: The best move Louis Zulli Mon Jun 25, 2012 12:12 pm
            Re: The best move Rodolfo Leoni Mon Jun 25, 2012 12:38 pm
      Re: The best move Matthew R. Brades Mon Jun 25, 2012 4:11 pm
            Re: The best move Terry McCracken Mon Jun 25, 2012 8:04 pm
                  Re: The best move kgburcham Mon Jun 25, 2012 11:25 pm
                        Re: The best move Terry McCracken Mon Jun 25, 2012 11:35 pm
                              Re: The best move Mike Libanan Tue Jun 26, 2012 5:54 am
                                    Re: The best move Terry McCracken Tue Jun 26, 2012 5:59 am
      Re: The best move Terry McCracken Tue Jun 26, 2012 6:01 am
            Re: The best move Mc Mad Tue Jun 26, 2012 11:33 am
                  Re: The best move Louis Zulli Tue Jun 26, 2012 11:40 am
                        Re: The best move Mc Mad Tue Jun 26, 2012 4:09 pm
                              Re: The best move Terry McCracken Tue Jun 26, 2012 9:20 pm
                  Re: The best move Terry McCracken Tue Jun 26, 2012 7:25 pm
                        Re: The best move Dan Astrachan Tue Jun 26, 2012 9:04 pm
                  Re: The best move Roberto Munter Tue Jun 26, 2012 8:39 pm
                  Re: The best move kgburcham Tue Jun 26, 2012 11:34 pm
                        Re: The best move Matthew R. Brades Wed Jun 27, 2012 6:33 am
                        Re: The best move Mc Mad Wed Jun 27, 2012 3:40 pm
                              Re: The best move Terry McCracken Wed Jun 27, 2012 3:51 pm
                              Re: The best move kgburcham Wed Jun 27, 2012 10:12 pm
                  Re: The best move Marek Kwiatkowski Wed Jun 27, 2012 2:00 pm
                        Re: The best move Mc Mad Wed Jun 27, 2012 3:38 pm
      Re: The best move Dan Astrachan Tue Jun 26, 2012 7:32 pm
      Re: The best move Eelco de Groot Tue Jun 26, 2012 8:27 pm
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