www.arves.org - Israeli Ring 2020

Studies awarded for the Iraeli Ring tournament 2020.

[Event "2nd prize, Israeli Ring 2020"] [White "Pavel Arestov and Petr Kiryakov (Russia)"] [Black ""] [Result "1/2-1/2"] [FEN "K2B4/2N5/7P/8/8/2P1q3/4P3/1k6 w - - 0 1"] 
 {During a battle to achieve a draw, either by fortress, stalemate with an h-pawn, or a positional draw, the WK travels from one corner to another, while offering black a gift of a piece or two. The work leaves a positive impression, both in content and structure. } 1.Kb7 $1 ( 1.h7 Qxc3 ) ( 1.Bf6 Qb6 ) 1...Qxe2 $1 ( 1...Qxh6 2.Be7 { with idea 3.Bb4 fortress; } ( 2.Nb5 ) ) ( 1...Qxc3 2.Nd5 $1 Qc5 ( 2...Qd4 3.Kc6 Qc4+ 4.Kd6 ) 3.e4 $1 ) 2.Kc6 $1 ( 2.Bf6 Qf3+ ) ( 2.h7 Qb2+ ( 2...Qf3+ ) 3.Kc8 Qxc3 ) 2...Qc4+ 3.Kd7 $1 ( 3.Kd6 Qxc3 ) 3...Qd3+ $1 ( 3...Qxc3 4.Bg5 Qe5 5.Ne6 ) 4.Ke7 $1 ( 4.Ke8 $2 Qd6 $1 5.Kf7 Qxd8 ) 4...Qxc3 5.Kf7 $1 (  5.Ne6 Qh8 ) 5...Qd2 ( 5...Qh8 6.Bg5 Qh7+ 7.Kf6 Qxc7 8.Kg6 ) 6.h7 $1 ( 6.Kg6 Qd3+ $1 ( 6...Qxd8 7.h7 ) 7.Kg7 Qxd8 8.h7 Qg5+ 9.Kf7 Qh6 10.Kg8 Qg6+ 11.Kh8 Qf7 ) 6...Qh6 7.Kg8 Qg6+ 8.Kh8 { white king went from a8 to h8 (a8-b7-c6-d7-e7-f7-g8-h8) } 8...Kc2 9.Ne6 $1 { with 2 lines A) } 9...Kc3 ( { B) } 9...Qf7 10.Bf6 $1 Kd2 ( 10...Kd3 11.Be7 Kc4 12.Ng5 $1 { see line A } ) 11.Bg7 Ke3 ( 11...Kd3 12.Bh6 Kc4 13.Ng5 ) 12.Bf8 ( 12.Bh6+ $2 Kd3 13.Bf8 Kc4 ) 12...Kf2 ( 12...Ke4 ) ( 12...Kf3 13.Ng5+ ) 13.Bd6 $1 Qxe6 ( 13...Kg2 14.Be5 ( 14.Bf4 ) 14...Kh3 15.Ng5+ ) 14.Kg7 ) (  9...Qxe6 10.Kg7 ) 10.Bf6+ $1 ( 10.Be7 Kc4 11.Bf6 Qf7 12.Be7 Kd5 ) 10...Kc4 11.Be7 Qf7 ( 11...Qxe6 12.Kg7 $1 Qxe7+ 13.Kg8 ) ( 11...Kd5 12.Nf4+ ) 12.Ng5 Qg6 13.Ne6 $1 { positional draw. } 1/2-1/2

[Event "special prize, Israeli Ring 2020"] [White "Steffen Nielsen (Denmark)"] [Black ""] [Result "1-0"] [FEN "1RRB4/P3Pp2/P7/r3n3/8/3pk3/8/6K1 b - - 0 1"] 
 {A long journey of WK to find haven from perpetual check, was observed in the past. The fine point here is an exact 3rd move, which uniqueness is revealed only at the end of the solution. } 1...Nf3+ 2.Kf1 ( 2.Kg2 $2 Rg5+ { and a perpetual } ) 2...Ra1+ { Now White has choice among three legal moves. The natural 3. Kg2 or the mysterious 3...Rb1 or 3... Rc1. } 3.Rb1 $3 ( 3.Kg2 $2 { Try } 3...Rg1+ 4.Kh3 Ng5+ 5.Kh4 Nf3+ 6.Kh5 Rh1+ 7.Kg4 Rg1+ 8.Kf5 Rg5+ 9.Kf6 Rg6+ 10.Kxf7 Ne5+ 11.Kf8 Nd7+ 12.Ke8 Ne5 13.Bb6+ Ke2 14.Kd8 Rd6+ ( 14...d2 $2 15.Rc2 ) 15.Kc7 { (?) } ( 15.Ke8 $11 ) 15...Rd7# { The rook on b8 blocks the escape of the White king. } ) (  { Correction try } 3.Rc1 $5 Rxc1+ 4.Kg2 Rg1+ 5.Kh3 Rh1+ 6.Kg4 Rg1+ 7.Kf5 Rg5+ 8.Kf6 Rg6+ 9.Kxf7 Ne5+ 10.Kf8 Nd7+ 11.Ke8 Ne5 12.Bb6+ Ke2 ( 12...Kf4 13.Kd8 d2 14.Be3+ Kxe3 15.Rb1 ) 13.Kd8 $2 ( 13.Kf8 $11 ) 13...d2 $1 $19 { The problem with 3. Rc1!? Compared to the mainline, 14. Rb2 is not possible, because the bishop is on b6. } ( 13...Rd6+ $2 14.Kc8 { Unblock of c8. The point of 3...Rc1!? } ( { or } 14.Kc7 Rd7+ 15.Kc8 ) ) ) 3...Rxb1+ 4.Kg2 Rg1+ 5.Kh3 Ng5+ ( 5...Rh1+ 6.Kg4 Rg1+ 7.Kf5 { transfers to the mainline } ) 6.Kh4 Nf3+ 7.Kh5 Rh1+ $1 ( { or } 7...Rg5+ 8.Kh6 Rg6+ 9.Kh7 Ng5+ 10.Kh8 Rh6+ 11.Kg7 ( 11.Kg8 ) 11...Rg6+ 12.Kf8 $18 ) 8.Kg4 Rg1+ 9.Kf5 Rg5+ 10.Kf6 Rg6+ 11.Kxf7 Ne5+ 12.Kf8 Nd7+ ( 12...Rf6+ 13.Kg8 ( 13.Kg7 ) 13...Rg6+ 14.Kh7 $18 ) 13.Ke8 Ne5 $1 { Finally White has some breathing space. } 14.Bb6+ Ke2 ( 14...Kf4 15.Rc4+ Kf5 ( 15...Nxc4 16.Kf8 ( 16.Bc7+ ) ) 16.Kd8 $18 ) 15.Kd8 Rd6+ ( 15...d2 $2 16.Rc2 $1 $18 { The point of 3. Rb1! in comparison to 3. Rc1!? } ) 16.Kc7 Rd7+ 17.Kb8 $18 { Unblock of b8. The other point of 3.Rb1! } 1-0

[Event "1st HM, Israeli Ring 2020"] [White "János Mikitovics (Hungary)"] [Black ""] [Result "1-0"] [FEN "8/3r4/3n4/1P6/K4k2/R1NP4/8/8 w - - 0 1"] 
 {Simple, yet very precise play. A neat knight sacrifice paves the way to victory. } 1.Kb4 $1 ( 1.b6 $2 Nc8 $1 2.Nd5+ Rxd5 ( 2...Ke5 $2 3.Rc3 $18 ) 3.b7 Nb6+ 4.Kb4 Nd7 $1 $11 ( 4...Rd8 $2 5.Ra6 $3 Nd7 6.Rd6 $18 ) ) 1...Ke3 2.b6 $1 ( 2.Kc5 $2 Nxb5 $1 $11 ) 2...Nc8 $1 3.Nd5+ $3 Rxd5 ( 3...Kd4 4.Ra8 $1 ( 4.Rc3 $2 Nxb6 ) 4...Nxb6 5.Nxb6 Rd6 ( 5...Rb7 6.Rd8+ $18 ) 6.Nc4 $1 Rh6 7.Rd8+ Rd6 8.Rxd6# ) ( 3...Kd2 4.Kc4 $18 ( 4.Rc3 $2 Nxb6 $1 $11 ) ) 4.b7 Ne7 5.Ra6 $3 ( 5.b8=Q $2 Nc6+ $11 { fork } ) ( 5.Rc3 $2 Rd8 $11 ) 5...Rd4+ 6.Kb3 { /c3 } ( 6.Kb5 $2 { /a5/c5 } 6...Rd5+ 7.Kb6 Rd6+ 8.Kb5 { /c5 } ( 8.Kc7 $2 Rxa6 $11 ) 8...Rd5+ 9.Kb4 { /a4/c4 } 9...Rd4+ 10.Kb3 { /c3 loss of time } ) 6...Rxd3+ 7.Kb2 { /c2 } 7...Rd8 $1 8.Ra8 $1 ( 8.Re6+ $2 Kd4 $1 $11 ( 8...Kd3 $2 9.Rxe7 Kd4 10.Rd7+ $18 ) ) 8...Rd2+ 9.Kc1 $3 ( { Thematic try } 9.Kc3 $2 Rd3+ $1 ( 9...Nd5+ $2 10.Kb3 Rd3+ 11.Kb2 $18 ) 10.Kc2 ( 10.Kc4 Rd4+ 11.Kc5 Rd5+ 12.Kb6 Rd6+ 13.Kc7 Rc6+ 14.Kd7 Rb6 $11 ) 10...Nc6 11.Re8+ Kd4 12.Rd8+ Nxd8 13.b8=Q Ke4 $3 14.Qb4+ Rd4 15.Qe7+ Kf5 $1 ( 15...Kf4 $2 16.Kc3 Rd5 17.Kc4 Rd4+ 18.Kc5 $1 $18 ( 18.Kxd4 $2 Nc6+ $11 { fork } ) ) 16.Qc5+ Ke4 17.Qe7+ Kf5 { positional draw. } ) ( 9.Kb1 $2 Nc6 $1 $11 ( 9...Rd1+ $2 10.Kc2 Rd2+ 11.Kc1 { main } ) ) 9...Nc6 10.Re8+ $1 Kd3 11.Rd8+ $18 ( 11.Rc8 $2 Rc2+ $11 ) 1-0

[Event "2nd HM, Israeli Ring 2020"] [White "Sergei Didukh (Ukrain)"] [Black ""] [Result "1-0"] [EventDate "2020"] [FEN "4r3/p1pk4/b4p2/n7/4p1PP/B7/2PN4/R3K3 w Q - 0 1"] 
 {An amusing concept – white withdraws his pieces only to re-develop them immediately. It resembles Costeff's Ke1/h8 sp. Prize in Humor ty 2004. One would like to see a final withdrawal to the first rank, as suggested by the composer, but this line is not unique. The author is a chess blogger, who occasionally tries his hand in composing. } 1.Bc1 $1 ( 1.O-O-O $2 Kc8 $11 ) ( 1.Bc5 $2 e3 2.Nb1 Nb7 $1 $11 ) ( 1.Bb2 $2 e3 2.Rxa5 exd2+ 3.Kxd2 Re2+ 4.Kd1 Bc4 5.Bxf6 Re4 $11 ) 1...e3 2.Nb1 $1 ( 2.Nf3 $2 Bb7 $1 $11 ) 2...Re5 (  { Black can try a sacrifice } 2...Nc6 $5 { with the idea to profit from White's intentional underdevelopment. } 3.Rxa6 Nd4 4.Rxf6 Nxc2+ 5.Ke2 Nd4+ 6.Kd3 e2 7.Bd2 e1=Q 8.Bxe1 Rxe1 9.Kxd4 Rxb1 10.Ke3 Re1+ 11.Kf2 $18 { the connected pair of pawns decides. } ) 3.Bb2 Rb5 ( { Another attempt to drop a piece } 3...Rc5 4.Bc3 $1 f5 $1 { forces White to find several precise moves: } 5.Rxa5 Rxa5 6.Bxa5 f4 7.Na3 $1 Kd6 ( 7...Kc6 8.c4 Bc8 9.Nc2 Bxg4 10.Nb4+ Kd6 11.Nd5 $18 ) 8.c4 Bc8 9.Nb5+ Kc5 10.Bxc7 Bxg4 11.Bxf4 $18 ) 4.Nc3 $1 ( 4.Bxf6 $2 Rb4 $1 5.Bg5 ( 5.Rxa5 $4 Rxb1# ) 5...Rxg4 6.Bxe3 Nc4 $11 ) ( 4.Bd4 $2 Rb4 5.Bxe3 Bb7 6.Nc3 Rc4 7.Kd2 Nc6 8.Nd5 Nb4 9.Nxf6+ Ke6 10.c3 Kxf6 $11 ) 4...Rxb2 ( 4...Rc5 5.h5 Ke6 6.h6 Kf7 7.h7 Kg7 8.Ne4 Rxc2 9.Rxa5 Re2+ 10.Kd1 Rxb2 11.Rxa6 $18 ) 5.O-O-O+ $1 { The King keeps his promise. } 5...Ke6 6.Kxb2 { wins, e.g. } 6...Nc4+ 7.Kc1 Ne5 8.Re1 Nxg4 9.Nd1 e2 10.Nc3 $18 1-0

[Event "4th commendation, Israeli Ring 2020"] [White "Peter Krug (Austria) & Mario Garcia (Argentina) "] [Black ""] [Result "1/2-1/2"] [EventDate "2020"] [FEN "2q1k3/4pp1p/2P4K/p2N2P1/4N3/2pB4/8/8 w - - 0 1"] 
 { A host of nice combinational ideas not always connected to a coherent picture. } 1.g6 $1 { with two lines : A) } 1...c2 ( { B) } 1...Qxc6 2.Bb5 $1 Qxb5 3.Nc7+ $1 ( 3.g7 $2 Qxd5 4.g8=Q+ Kd7 $19 ) 3...Kf8 4.g7+ $1 ( 4.Nxb5 $2 c2 5.Kxh7 ( 5.gxh7 c1=Q+ $19 ) 5...fxg6 $19 ) 4...Kg8 5.Nf6+ exf6 6.Nd5 Qxd5 $11 { stalemate } ) 2.Kg7 $1 ( { Try: } 2.Bxc2 $2 Qxc6 3.Ba4 ( 3.Nef6+ exf6 4.g7 f5+ 5.Kxh7 Qg6+ 6.Kg8 Kd7 $19 ) 3...Qxa4 4.g7 Qxe4 5.g8=Q+ Kd7 6.Qxf7 Qe6+ 7.Qxe6+ Kxe6 $19 ) 2...Qg4 ( 2...fxg6 3.c7 c1=Q 4.Bb5+ Qd7 5.Nec3 $1 $11 { positional draw } ) 3.Nd6+ $1 ( { Try : } 3.Nef6+ $2 exf6 4.Bxc2 Qg5 5.c7 Kd7 6.Bd3 Qxd5 7.gxf7 ( 7.gxh7 Qxd3 $19 ) 7...Qg5+ 8.Kxh7 Qc5 9.Kg8 a4 10.Bb5+ ( 10.f8=Q Qxf8+ 11.Kxf8 a3 $1 $19 ) 10...Qxb5 11.c8=Q+ Kxc8 12.f8=Q+ Kc7 $1 $19 ) 3...exd6 4.c7 fxg6 ( 4...Qxg6+ 5.Bxg6 c1=Q 6.Bd3 $1 Qg5+ 7.Kh8 Qe5+ 8.Kg8 Qg3+ 9.Kh8 $11 { positional draw } ) 5.Nf6+ Ke7 6.Nd5+ $1 $11 { positional draw } 1/2-1/2

[Event "5th commendation, Israeli Ring 2020"] [White "Mario Garcia and Vladislav Tarasiuk (Argentina/Ukraine)"] [Black ""] [Result "1/2-1/2"] [FEN "K5B1/pP1n1P2/2N4r/P7/8/4k3/4P2q/8 w - - 0 1"] 
 {It would have been better to delete the first 3 moves. Precise play, but not particularly interesting, except for the accurate choice of a bishop's move on the 9th turn. } 1.f8=Q $1 ( 1.b8=Q $2 Nxb8 2.f8=Q Nxc6 $19 ) 1...Nxf8 2.b8=Q Qxb8+ 3.Nxb8 ( 3.Kxb8 $2 Rxc6 $19 ) 3...Rh8 4.Bf7 $1 ( 4.Bc4 $2 Nd7 5.Kxa7 Nxb8 6.a6 Kd4 7.Bd3 Nd7 8.Kb7 Nc5+ 9.Kb6 Rh6+ $19 ) 4...Nd7 5.Kxa7 Nxb8 ( 5...Rxb8 6.Be6 Rd8 7.Bxd7 Rxd7+ 8.Kb6 $1 Kd4 9.a6 $11 ) 6.Kb7 $3 (  { Try: } 6.a6 $2 Nc6+ $1 7.Kb6 Rh6 8.a7 Nxa7+ $1 9.Kxa7 Rh7 $19 ) 6...Nd7 (  6...Kd4 7.a6 Nd7 8.a7 $11 ) 7.a6 Rh6 $1 ( 7...Nc5+ 8.Kb6 Na4+ 9.Ka5 $11 ) 8.a7 $1 ( 8.Kc7 $2 Nb6 $19 ) 8...Nb6 9.Bb3 $3 ( { Try: } 9.a8=Q $2 Nxa8 10.Kxa8 Rh8+ $1 11.Kb7 Rh7 $19 ) ( { Try: } 9.Ba2 $2 Kd4 10.a8=Q Nxa8 11.Kxa8 Ra6+ $19 ) ( { Try:: } 9.Bd5 $2 { /h5 } 9...Kd4 $1 10.Bf3 Kc5 $1 11.a8=Q Nxa8 12.Kxa8 Kb6 $19 ) 9...Kd4 10.a8=Q Nxa8 11.Kxa8 Kc5 12.Ka7 $1 { draw } (  12.Bc2 $2 Kb6 $1 $19 ) 1/2-1/2

[Event "special commendation, Israeli Ring 2020"] [White "Michael Pasman (Israel)"] [Black ""] [Result "1-0"] [FEN "1R3Q2/2pp1Ppb/p1npn2P/4k3/p2N4/2P2K2/1BP5/R1Nrq3 w - - 0 1"] 
 { Inventive play, and a sort of 'task', in which white sacrifices his entire army. Yet, an overcrowded starting position, brutal play full of captures, and an anticipation by Kubbel (Kh4/Kf5, 1917) to the Re5+ motive, were against a higher grading. } 1.Qxg7+ $1 { By sacrificing the Queen White frees f8 square for future promotion (Phoenix theme) and opens e-file to allow Re8+ } ( { Try : } 1.Nd3+ $2 { immediately not works : } 1...Bxd3 ( { or } 1...Rxd3+ 2.cxd3 Be4+ 3.Kg4 Bf5+ 4.Nxf5 Qe2+ $11 ) 2.Qxg7+ Kd5 $1 ) 1...Nxg7 ( 1...Kd5 2.c4+ $1 Kxc4 3.Rxa4+ $18 ) 2.Nd3+ $1 ( 2.Re8+ $2 Ne6 3.Nd3+ ( 3.Nxc6+ Kd5 $1 4.Nb4+ Kc4 ) 3...Bxd3 4.Nxc6+ Kd5 $1 5.Nb4+ Kc4 $1 ) 2...Rxd3+ ( 2...Bxd3 3.Nxc6+ dxc6 (  3...Kd5 4.Nb4+ Kc4 5.cxd3+ ) 4.c4+ Ke6 5.Re8+ Kxf7 6.Rxe1 ) 3.cxd3 Be4+ $1 (  3...Qd2 4.f8=Q $18 Qxd3+ 5.Kf2 Qd2+ 6.Ne2 $18 ) 4.Kg4 $3 ( { Try : } 4.dxe4 $2 Qxe4+ 5.Kf2 Qh4+ 6.Kf1 Qh3+ 7.Ke2 Qg2+ $11 { perpetual check } ) 4...Qf2 $1 ( 4...Bf5+ 5.Nxf5 Qe2+ 6.Kh3 $1 Nxf5 ( 6...Ne6 7.Re8 $1 Kd5 8.Rxe6 Qh5+ 9.Nh4 Qxf7 10.Rf6 ) 7.Re8+ $1 Nce7 $1 8.Rxe7+ $1 Nxe7 9.c4+ $1 Ke6 10.f8=Q Qxd3+ 11.Kg4 Qe4+ 12.Qf4 Qg2+ 13.Qg3 $18 ) ( 4...Qd2 5.Re8+ Ne6 6.Rxe6+ dxe6 7.Nxc6+ Bxc6 8.Re1+ { is similar the same as the main line. } ) 5.Re8+ $1 (  5.f8=Q Qg2+ 6.Kh4 Qh2+ $11 ) ( 5.Nxc6+ dxc6 6.Re8+ Ne6 7.c4+ Qxb2 8.f8=Q Qg2+ $11 ) 5...Ne7 ( 5...Ne6 6.Rxe6+ $1 dxe6 7.Nxc6+ { The same } ) 6.Rxe7+ Ne6 7.Rxe6+ $1 dxe6 8.Nc6+ $3 Bxc6 ( 8...Kd5 9.Ne7+ Kc5 10.Ba3+ $18 ) 9.Re1+ $3 ( 9.c4+ Qxb2 10.Re1+ Kd4 11.f8=Q Qg2+ 12.Kh4 Qh2+ $11 ) 9...Kd5 ( 9...Qxe1 10.c4+ Qc3 11.Bxc3# ) 10.f8=Q $1 ( 10.Re5+ Kxe5 11.f8=Q Qg2+ 12.Kh4 Qh2+ $11 ) 10...Qxf8 ( 10...Qxe1 11.Qf4 $18 ) 11.Re5+ $3 dxe5 ( 11...Kxe5 12.c4# ) 12.c4+ Kd6 13.Ba3+ Kd7 14.Bxf8 Ke8 15.h7 Kxf8 16.h8=Q+ { White sarificed all his pieces, including Queen and promoted Queen and now promotes new Queen and winning } 1-0