Re: Sting
Posted: Wed Dec 14, 2011 2:19 am
Its Just good in findig sac in endgames. Its missing to find positional sacs in middlegame where other engines do. Like here.
Ba3 is winning all other engines find it in /within 30 secs but not sting.
New game
[d]4rrk1/p2q1pp1/2pbb3/1p4P1/3P3Q/1BP2R2/P7/R1B3K1 w - - 0 1
Analysis by Sting SF JA 111210 64bit:
1.Bc2 g6 2.Rf6 Bh3 3.Bd3 Be7 4.Rf4
-/+ (-0.76) Depth: 7/9 00:00:00 16kN
1.Be3 Qe7 2.Bxe6 Qxe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3
=/+ (-0.28) Depth: 8/11 00:00:00 40kN
1.Be3 Qe7 2.Bd2 g6 3.Re1 Qd7 4.Bxe6 Rxe6 5.Rh3 Rxe1+ 6.Bxe1
= (-0.20) Depth: 9/12 00:00:00 75kN
1.Be3 Qe7 2.Bd2 g6 3.Re1 Qd7 4.Bxe6 Rxe6 5.Rh3 Rxe1+ 6.Bxe1
= (-0.20) Depth: 10/12 00:00:00 92kN
1.Be3 g6 2.Bxe6 fxe6 3.Rh3 Qg7 4.Qe4 Qf7 5.Qh4 Qg7
= (0.00) Depth: 11/17 00:00:00 262kN
1.Be3 Qe7 2.Bd2 g6 3.Raf1 Bf5 4.Rxf5 gxf5 5.Qh6 Qe2 6.Qg6+ Kh8 7.Qh6+ Kg8
= (0.00) Depth: 12/18 00:00:00 472kN
1.Be3 Qe7 2.Bd2 g6 3.Raf1 c5 4.Bc2 cxd4 5.cxd4 Rc8 6.Be4 Bb4 7.Bc1 Bc3 8.Bd3 Bxa2
+/= (0.32) Depth: 13/21 00:00:00 1312kN
1.Be3 Qe7 2.Bd2 g6 3.Raf1 c5 4.Bc2 cxd4 5.cxd4 Rc8 6.Be4 Bb4 7.Bc1 Bc3 8.Bd3 Bxa2
+/= (0.32) Depth: 14/21 00:00:00 1800kN
1.Be3 g6 2.Raf1 Bxb3 3.axb3 Qe6 4.d5 Qe4 5.Qxe4 Rxe4 6.dxc6 Rc8 7.Bd4 Rg4+ 8.Kh1 Rh4+ 9.Kg2 f5 10.gxf6 Kf7 11.Ra1 Rh2+ 12.Kf1 Rxc6 13.Rxa7+ Rc7
= (0.12) Depth: 15/26 00:00:01 4194kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rxa7 Qxb3 4.Rh3 Qd1+ 5.Kg2 Qc2+ 6.Kg1 Qb1+ 7.Kf2 Qc2+ 8.Kf1 Qd3+ 9.Kf2 Qc2+
= (0.00) Depth: 16/31 00:00:02 16183kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rxa7 Qxb3 4.Rh3 Qd1+ 5.Kg2 Qc2+ 6.Kg1 Qb1+ 7.Kf2 Qc2+ 8.Kf1 Qd3+ 9.Kf2 Qc2+
= (0.00) Depth: 17/31 00:00:03 17677kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rxa7 Qxb3 4.Rh3 Qd1+ 5.Kg2 Qc2+ 6.Kg1 Qb1+ 7.Kf2 Qc2+ 8.Kf1 Qd3+ 9.Kf2 Qc2+
= (0.00) Depth: 18/31 00:00:04 27124kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rxa7 Qxb3 4.Rh3 Qd1+ 5.Kg2 Qc2+ 6.Kg1 Qb1+ 7.Kf2 Qc2+ 8.Kf1 Qd3+ 9.Kf2 Qc2+
= (0.00) Depth: 19/31 00:00:05 35968kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3 5.Kg2 Rg3+ 6.Kf2 Rxc3 7.Qe4 Rxb3 8.Rxa7 Rc3 9.Ke2 g6 10.Rd7 Bg3 11.Rb7 Bd6 12.Ra7 b4 13.Rd7 Bh2 14.Qe7 Rc2+ 15.Kf3 Rc3+ 16.Ke4 b3
= (0.16) Depth: 20/34 00:00:12 82191kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3 5.Kg2 Rg3+ 6.Kf2 Rxc3 7.Qe4 Rxb3 8.Rxa7 Rc3 9.Ke2 g6 10.Rd7 Bg3 11.Rb7 Bd6 12.Ra7 b4 13.Rd7 Bh2 14.Qe7 Rc2+ 15.Kf3 Rc3+ 16.Ke4 b3
= (0.16) Depth: 21/34 00:00:14 99340kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3 5.Kg2 Rg3+ 6.Kf2 Rxc3 7.Qe4 Rxb3 8.Rxa7 Rc3 9.Ke2 g6 10.Rd7 Bg3 11.Rb7 Bd6 12.Ra7 b4 13.Rd7 Bh2 14.Qe7 Rc2+ 15.Kf3 Rc3+ 16.Ke4 b3
= (0.16) Depth: 22/34 00:00:27 201mN
1.Be3 Bxb3 2.axb3 Qe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3 5.Kg2 Rg3+ 6.Kf2 Rxc3 7.Qe4 c5 8.Rxa7 cxd4 9.Rd7 Bc5 10.Qd5 g6 11.Rc7 Ba3 12.Rb7 Bc1 13.Qxb5 Kh7 14.b4 Be3+ 15.Ke2 Rc2+
+/= (0.28) Depth: 23/40 00:01:25 648mN
(Prakash, Bhubaneswar 14.12.2011)
Ba3 is winning all other engines find it in /within 30 secs but not sting.
New game
[d]4rrk1/p2q1pp1/2pbb3/1p4P1/3P3Q/1BP2R2/P7/R1B3K1 w - - 0 1
Analysis by Sting SF JA 111210 64bit:
1.Bc2 g6 2.Rf6 Bh3 3.Bd3 Be7 4.Rf4
-/+ (-0.76) Depth: 7/9 00:00:00 16kN
1.Be3 Qe7 2.Bxe6 Qxe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3
=/+ (-0.28) Depth: 8/11 00:00:00 40kN
1.Be3 Qe7 2.Bd2 g6 3.Re1 Qd7 4.Bxe6 Rxe6 5.Rh3 Rxe1+ 6.Bxe1
= (-0.20) Depth: 9/12 00:00:00 75kN
1.Be3 Qe7 2.Bd2 g6 3.Re1 Qd7 4.Bxe6 Rxe6 5.Rh3 Rxe1+ 6.Bxe1
= (-0.20) Depth: 10/12 00:00:00 92kN
1.Be3 g6 2.Bxe6 fxe6 3.Rh3 Qg7 4.Qe4 Qf7 5.Qh4 Qg7
= (0.00) Depth: 11/17 00:00:00 262kN
1.Be3 Qe7 2.Bd2 g6 3.Raf1 Bf5 4.Rxf5 gxf5 5.Qh6 Qe2 6.Qg6+ Kh8 7.Qh6+ Kg8
= (0.00) Depth: 12/18 00:00:00 472kN
1.Be3 Qe7 2.Bd2 g6 3.Raf1 c5 4.Bc2 cxd4 5.cxd4 Rc8 6.Be4 Bb4 7.Bc1 Bc3 8.Bd3 Bxa2
+/= (0.32) Depth: 13/21 00:00:00 1312kN
1.Be3 Qe7 2.Bd2 g6 3.Raf1 c5 4.Bc2 cxd4 5.cxd4 Rc8 6.Be4 Bb4 7.Bc1 Bc3 8.Bd3 Bxa2
+/= (0.32) Depth: 14/21 00:00:00 1800kN
1.Be3 g6 2.Raf1 Bxb3 3.axb3 Qe6 4.d5 Qe4 5.Qxe4 Rxe4 6.dxc6 Rc8 7.Bd4 Rg4+ 8.Kh1 Rh4+ 9.Kg2 f5 10.gxf6 Kf7 11.Ra1 Rh2+ 12.Kf1 Rxc6 13.Rxa7+ Rc7
= (0.12) Depth: 15/26 00:00:01 4194kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rxa7 Qxb3 4.Rh3 Qd1+ 5.Kg2 Qc2+ 6.Kg1 Qb1+ 7.Kf2 Qc2+ 8.Kf1 Qd3+ 9.Kf2 Qc2+
= (0.00) Depth: 16/31 00:00:02 16183kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rxa7 Qxb3 4.Rh3 Qd1+ 5.Kg2 Qc2+ 6.Kg1 Qb1+ 7.Kf2 Qc2+ 8.Kf1 Qd3+ 9.Kf2 Qc2+
= (0.00) Depth: 17/31 00:00:03 17677kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rxa7 Qxb3 4.Rh3 Qd1+ 5.Kg2 Qc2+ 6.Kg1 Qb1+ 7.Kf2 Qc2+ 8.Kf1 Qd3+ 9.Kf2 Qc2+
= (0.00) Depth: 18/31 00:00:04 27124kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rxa7 Qxb3 4.Rh3 Qd1+ 5.Kg2 Qc2+ 6.Kg1 Qb1+ 7.Kf2 Qc2+ 8.Kf1 Qd3+ 9.Kf2 Qc2+
= (0.00) Depth: 19/31 00:00:05 35968kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3 5.Kg2 Rg3+ 6.Kf2 Rxc3 7.Qe4 Rxb3 8.Rxa7 Rc3 9.Ke2 g6 10.Rd7 Bg3 11.Rb7 Bd6 12.Ra7 b4 13.Rd7 Bh2 14.Qe7 Rc2+ 15.Kf3 Rc3+ 16.Ke4 b3
= (0.16) Depth: 20/34 00:00:12 82191kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3 5.Kg2 Rg3+ 6.Kf2 Rxc3 7.Qe4 Rxb3 8.Rxa7 Rc3 9.Ke2 g6 10.Rd7 Bg3 11.Rb7 Bd6 12.Ra7 b4 13.Rd7 Bh2 14.Qe7 Rc2+ 15.Kf3 Rc3+ 16.Ke4 b3
= (0.16) Depth: 21/34 00:00:14 99340kN
1.Be3 Bxb3 2.axb3 Qe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3 5.Kg2 Rg3+ 6.Kf2 Rxc3 7.Qe4 Rxb3 8.Rxa7 Rc3 9.Ke2 g6 10.Rd7 Bg3 11.Rb7 Bd6 12.Ra7 b4 13.Rd7 Bh2 14.Qe7 Rc2+ 15.Kf3 Rc3+ 16.Ke4 b3
= (0.16) Depth: 22/34 00:00:27 201mN
1.Be3 Bxb3 2.axb3 Qe6 3.Rh3 Qxe3+ 4.Rxe3 Rxe3 5.Kg2 Rg3+ 6.Kf2 Rxc3 7.Qe4 c5 8.Rxa7 cxd4 9.Rd7 Bc5 10.Qd5 g6 11.Rc7 Ba3 12.Rb7 Bc1 13.Qxb5 Kh7 14.b4 Be3+ 15.Ke2 Rc2+
+/= (0.28) Depth: 23/40 00:01:25 648mN
(Prakash, Bhubaneswar 14.12.2011)