Some recent positions analyzed

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Dann Corbit
Posts: 10101
Joined: Wed Mar 08, 2006 7:57 pm
Location: Redmond, WA USA

Some recent positions analyzed

Post by Dann Corbit » Tue Jan 22, 2019 9:26 pm

Most of these were given without best moves or scores. I would be interested to know which are correct and what the expected scores are:

Code: Select all

q7/6pk/P2R1p2/4p2p/1B6/8/PNP4r/1KR5 b - - acd 48; acs 4560; bm h4; c0 "h4 and Rh3 are permutations.  I do not think either move can hold the draw"; ce -243; pm h4; pv h4 Bc5 Rh3; 
3q1rk1/pp1bpp1p/3p1bp1/8/3NP3/1P3P2/1KP1Q1PP/3R3R w - - acd 43; acs 1202; bm f4; c0 "It isn't clear if c3 or f4 is better (and they are very likely permuatations) and it is also not clear that either move can hold the draw)"; ce -116; pm f4; pv f4 Qc7 c3 Rc8 Rc1 a5 Rhd1 Qc5 g4 e5 fxe5 Qxe5 h3 Bg7 Qd3 Qe8 Ra1 a4 b4 b5 Rac1 Rc4 Qg3 Qe7 Qe3 h6 Kb1 Rc8 Qd3 Qe8 Rc2 Rc4 Qe3 Qe5 Qf3 Rc8 Qd3 Qe8 Kb2 Rc4 Kb1 Bxd4 cxd4 Rxb4+ Rb2 Rxb2+ Kxb2 b4 d5; 
r5k1/1pp3p1/5n2/2Bn1p2/p2Pp2r/P3P3/1PQ2PKP/2R5 w - - acd 40; acs 779; bm Qc4; ce -49; pm Qc4; pv Qc4 Kf7 Rh1 g5 Qb5 Re8 Qxb7 f4 Bd6 Re6 Bb4 fxe3 fxe3 Nxe3+ Kf2 Ned5 Ke1 e3 Rf1 Rf4 Ba5 e2 Rxf4 Nxf4 Qf3 Ng4 Bd2 Nxh2 Qc3 Re3 Qxe3 Ng2+ Kxe2 Nxe3 Bxe3 Kf6 Bg1 Ng4 Kd2 Ke6 b3 axb3 a4 Nf6 Kc3 g4 Kxb3 Kd7 a5 g3 a6 Kc6 Kc4 Nd5 Kd3 Kb6 Ke4; 
r5k1/1ppn2p1/6r1/2Bn4/p2Ppp1P/P3Pb2/1PQ2PRP/6RK w - - acd 38; acs 1682; bm Qc4; ce 0; pm Qc4; pv Qc4 Nf6 h3 Kh7 Kh2 Rxg2+ Rxg2 Bxg2 Kxg2 fxe3 Kf1 exf2 Kxf2 e3+ Ke2 Nh5 Qd3+ Kg8; 
5rk1/1pp3p1/8/2P5/p3Qn1P/P5KP/1P2pP2/8 w - - acd 41; acs 1652; bm Qe3; ce 0; pm Qe3; pv Qe3 Nh5+ Kh2 Nf4 f3 Rf6 Qe8+ Rf8 Qe7 Rf6 Qe8+; 
8/pppr1kpp/8/8/8/5P2/PPP1RKPP/8 b - - acd 56; acs 4560; bm Rd1; ce 0; pm Rd1; pv Rd1 a4; 
r1b1kbnr/pp3ppp/2p1p3/3pP2q/8/2NP1N1P/PP3PP1/R1BQ1RK1 w kq - acd 59; acs 21300; bm Ne2; ce 0; pm Ne2; pv Ne2 f6 a4 a5 Bd2 Qf7 Qe1 fxe5 Nxe5 Qc7 Nd4 Bd6 Nef3 Qe7 Qc1 Qc7; 
r3k3/p4pb1/2p3r1/4P1p1/2Np4/1P1N1P1p/P5PP/R5K1 w q - acd 64; acs 4560; bm f4; ce 0; pm f4; pv f4 gxf4 Nxf4 Rh6 Nxh3 f6; 
4r1k1/6p1/p6p/3p1p2/b2P3P/5N2/PP1B1PP1/6K1 w - - acd 65; acs 4560; bm Ne5; ce 0; pm Ne5; pv Ne5 Rc8 Bc3 Kh7 Nd3 Bb5 Nc5 g5 hxg5 hxg5 a4 Bc4 Nd7 Kg6 Ne5+ Kf6 f3 f4 g3 fxg3 Kg2 Be2 Kxg3 Kf5 Ng4 Rh8 Ne3+ Ke6 Kf2 Rh2+ Kg3 Rh1 Kf2 Bd3 Kg3 Ra1 a5 Rb1 Kf2 Bb5 Kg2 Bc4 Kf2 Ra1 Bd2 Rh1 Ng4 Rf1+ Ke3 Kf5 Bc3 Bb5 Bd2 Rb1 Bc3 Rc1 Kd2 Rh1 Ke3 Rb1 Kf2 Ke6 Ne3 Bc6 Ng4 Rc1 Ke3 Bb5; 
2kr3r/ppp3pp/5p2/3Pn3/Q5P1/2P1P3/P6P/5RK1 b - - acd 71; acs 4560; bm Kb8; ce 0; pm Kb8; pv Kb8 c4 h6 Qb3 c5 a4 Rhe8 a5 Re7 Rf4 Nf7 Qa3 Rc8 h4 Nd6 Kg2 Re5 Qd3 Rf8 h5 Re7 Qa3 Rc8 Qa4 Rce8 Kf1 Rc7 Qa3 Rcc8 Kg1 Re7 Kg2 Ree8 Kf1 Re7 Ke1 Ree8 Kd1 Re7 Kc2 Ree8 Qb3 Re7 Kd2 Rce8 Qa3 Rc7 Ke2 Rec8 Kf3 Re7 Qb3 Re5 Qa4 Re7 Ke2 Rce8 Qa3 Rc8 Kd3; 
5rk1/p1r2p1p/6p1/3B4/2p1N3/P5P1/4PP1P/R5K1 b - - acd 72; acs 4560; bm c3; ce 0; pm c3; pv c3 Rc1 c2 Kf1 Rb8 Ke1 Kg7 Nd2 Rc3 Be4 Rb2 a4 Rc7 Bd3 Ra2 Ne4 Rxa4 Kd2 Rb4 Nc3 Rb3 Rxc2 Rc5 h4 f5 Nd1 Rxc2+ Bxc2 Rb8 Ne3 Rc8 Bd3 Rf8 Nc4 Rb8 Kc3 Kf6 Na5 Rc8+ Kd2 Rd8 Nb3 Rc8 Ba6 Rb8 Kc3 Rb6 Bc4 Rd6 Bd3 Rd8 e3 Rc8+ Kb2 Rb8 Bc2 Rc8 Nd4 Rb8+ Kc3 Rc8+ Kb4 Ke5 Bb3 Rc1 Ne2 Rf1; 
r2qkr2/1b1nb1pp/pp1BQ3/8/P1P3P1/8/4BP1P/R2R2K1 w q - acd 40; acs 361; bm g5; c0 "Looks drawish"; ce 33; pm g5; pv g5 Rf7 Bh5 g6 Bg4 Kf8 Rab1 a5 Bg3 Bxg5 c5 Re7 Qd6 Be4 Rxb6 Nxb6 Qxd8+ Rxd8 Rxd8+ Re8 Rxe8+ Kxe8 cxb6 Bd8 Bc7 Bc6 Kf1 Bxa4 Ke1 h5 Bh3 Bc6 Kd2 g5 Bf5 a4 Bxd8 Kxd8 Kc3 Ke7 Kb4 Kd6 Bc8 Be8 Ba6 Bc6 h3 h4 f3 a3 Kxa3 Bxf3 Ka4 Bc6+ Ka5; 
7q/1Nn1rbnN/P1Q5/4r3/p5k1/P2pB1P1/3P2RK/8 w - - acd 40; acs 522; bm Qxa4+; ce 82; pm Qxa4+; pv Qxa4+ Re4 Qd1+ Kf5 Rf2+ Kg6 Rf6+ Kxh7 Rh6+ Kg8 Rxh8+ Kxh8 Nc5 R4e5 g4 Kg8 Nxd3 Ra5 a7 Re8 g5 Rxa3 Nf4 Nd5 g6 Nxf4 gxf7+ Kxf7 Qf1 Rh8+ Kg1 Ne6 Bxf4 Ke7 Be5 Rf8 Qc4 Rxa7 Qh4+ Ke8 Qg4 Ke7 Bg3 Rf7 Bh4+ Kd7 Qb4 Rc7 Qb5+ Rc6 Kh1 Nc7 Qa4 Ne6 Bg3 Rf5 Kg2 Rd5 Qb4 Rd4 Qb7+ Nc7; 
r5k1/1ppq1bp1/2n4r/1BBn1p2/p1NPp2p/P3P1P1/1PQ2P1P/2R3RK b - - acd 64; acs 87156; bm Bh5; c0 ""; c1 "Qd8 is not as good."; ce 120; pm Bh5; pv Bh5 Ne5 Nxe5 Bxd7 Bf3+ Rg2 Nxd7 gxh4 N7f6 Kg1 Bxg2 Kxg2 Rxh4 Qc4 Kf7 Rh1 g5 Kf1 Rah8 Bb4 f4 exf4 gxf4 Bd2 c6 h3 Kg6 Qc5 e3 Qc2+ Kf7 fxe3 fxe3 Be1 Re4 Rh2 Rxd4 Qc5 Rf4+ Ke2 Re8 Qa7 Re7 Bg3 Rf5 Bd6 Rd7 Qb8 Ne4 Bf8 Rf6 Bb4 c5 Be1 Nf4+ Kxe3 Re7 Bh4 Ng5+ Kd2 Nf3+ Kc2 Nxh4 Rh1 Nf3 Qh8 Rd7 h4 Ke7 h5 Rd2+ Kb1 Nd3 Ka1 Rf7 Qb8 Rxb2 Qc7+ Ke6 Qc8+ Kd5 Qe8 Nfe5 h6 Rbf2 Qd8+ Kc6 Qe8+ Kc7 h7 Rf1+ Rxf1 Rxf1+ Ka2; 
r7/pp2rk1Q/1npb4/8/2pP2R1/7P/PP3P2/2K5 b - - acd 46; acs 2000; bm Ke6; ce 121; pm Ke6; pv Ke6 Re4+; 
8/p4kpR/1n3p2/2n1p3/4P3/P3KP2/1P4PP/8 b - - acd 40; acs 1613; bm Kg8; ce 145; pm Kg8; pv Kg8 Rh3 Nc4+ Ke2 Nxb2 f4 Ne6 Rc3 exf4 Rc8+ Kh7 Kd2 a5 Rc6 Nd4 Rc8 Na4 Ke1 Nb3 Kf2 Nc5 Kf3; 
rn2kbnr/pp3ppp/2p1p3/3pP2q/8/2NP1N1P/PP3PP1/R1BQ1RK1 w kq - acd 40; acs 267; bm Ne2; c0 "Qb3 also has a good score"; ce 150; pm Ne2; pv Ne2 h6 Nf4 Qf5 Nd4 Qxe5 Ndxe6 fxe6 Re1 Qf5 Nxe6 Ne7 Qb3 b6 Nc7+ Kf7 Nxa8 Ng6 Re3 Qd7 Bd2 Bd6 Rae1 Rc8 Qa4 c5 Qd1 Nc6 Qh5 Ne7 Rf3+ Kg8 Bxh6 Rxa8 Rxe7 Bxe7 Qxg6 Bf8 Re3 Rc8 Bf4 Qf7 Qg4 Rc6 a3 c4 d4 Rf6 Bg3 Qg6 Qxg6 Rxg6 Re8 Kf7 Ra8 a5 Rb8 Re6 Rb7+ Kg8; 
5r1k/6p1/p6p/8/Np4b1/8/PPPb3P/1K4Q1 w - - acd 40; acs 331; bm a3; ce 222; pm a3; pv a3 Be6 b3 Bg8 axb4 Bxb4 Kb2 Be7 Nc5 Rf5 Ne4 Re5 Qd4 Rb5 Qc3 Rb6 Qe5 Re6 Qf5 Rb6 Qf4 a5 Qe5 Re6 Qf5 Ra6 h3 Bb4 Qc8 Rg6 Nc5 Rg3 Nd3 Be7 Qd7 Bg5 Ka3 Re3 Qc8 Re4 Qf5 Re2 Ne5; 
4q1kn/2Bp1p2/1N1PpPp1/1P2P1P1/2N3b1/6p1/1P4Pb/7K w - - acd 46; acs 1377; bm Na5; ce 230; pm Na5; pv Na5 Be2 Nb7 Bc4 Nd8 Bxb5 b3 Qf8 Na4 Qh6 gxh6 g5 Nc3 Ng6 h7+ Kxh7 Nxf7 Kg8; 
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