[Event "1.Premio NONA"]
[Site "?"]
[Date "2006.??.??"]
[Round "?"]
[White "Sochnev=A"]
[Black "(+0034.12c3h4)"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "2n5/1p2p2N/6P1/8/7k/2K5/8/6b1 w - - 0 1"]
[PlyCount "55"]
[EventDate "2006.??.??"]

1. g7 1... Bd4+ $1 2. Kxd4 2... e5+ $1 3. Kd5 $1 (3. Kxe5 $2 3... Ne7 4. Kf6
Ng8+ 5. Kf7 Nh6+ 6. Kg6 Ng8 7. Nf6 Ne7+ 8. Kh7 b5 9. Kh8 b4 10. Nd5 b3 11. Nxe7
b2 12. Nf5+ Kh5 13. g8=Q b1=Q 14. Qh7+ Kg5 15. Qh4+ Kg6 16. Qh6+ Kf7 17. Qg7+
Ke6 18. Qg6+ 18... Ke5 $1 $11 (18... Kd7 $2 19. Qh7+ Kd8 20. Qe7+ Kc8 21. Nd6+
Kb8 22. Qe8+ $1 22... Ka7 23. Nb5+ Kb6 24. Qd8+ Ka6 25. Qa8+ Kb6 26. Qa7+ Kc6
27. Qc7+ Kd5 28. Nc3+)) 3... Ne7+ 4. Ke6 Ng8 5. Kf7 5... Nh6+ $1 (5... e4 6.
Kxg8 e3 7. Ng5 $1 7... Kg4 (7... Kxg5 $2 8. Kf7 $18) 8. Ne4 e2 9. Nf2+ Kf3 10.
Nd3 Ke3 11. Ne1 $18) 6. Kg6 Ng8 7. Nf6 Ne7+ (7... e4 8. Nxe4 $18) 8. Kh7 $1 (8.
Kf7 $2 8... Nf5 $11) 8... b5 $1 9. Kh8 $1 (9. Nd5 $2 9... Nxd5 $1 10. Kg6 Ne7+
11. Kf6 11... Ng8+ $11) 9... b4 10. Nd5 $1 10... b3 11. Nxe7 b2 12. Nf5+ $1 (
12. g8=Q $2 12... b1=Q $11) 12... Kh5 13. g8=Q b1=Q 14. Qh7+ Kg5 15. Qh4+ $1 (
15. Qh6+ $2 15... Kg4 16. Qh4+ 16... Kf3 $11) 15... Kg6 (15... Kxf5 16. Qh7+
$18) 16. Qh6+ ({Conduce a lo mismo} 16. Qg4+ {, etc.}) 16... Kf7 17. Qg7+ Ke6
18. Qg6+ $1 18... Kd7 19. Qh7+ $1 19... Kd8 (19... Ke6 20. Ng7+ $18) 20. Qe7+
Kc8 21. Nd6+ $18 {ganando ya que sigue} 21... Kb8 {<eg>} 22. Qe8+ Ka7 (22...
Kc7 23. Nb5+ Kb7 ({introcuce a la linea que estamos viendo} 23... Kb6) 24. Qd7+
$18) 23. Nb5+ Kb6 24. Qd8+ Ka6 (24... Kc5 25. Qd6+ Kc4 (25... Kxb5 26. Qb8+ $18
) 26. Na3+ $18) 25. Qa8+ Kb6 26. Qa7+ Kc6 27. Qc7+ Kd5 28. Nc3+ $18 {, etc.}
1-0

[Event "Rigasche Rundschau"]
[Site "?"]
[Date "1914.??.??"]
[Round "?"]
[White "Mattison=H"]
[Black "[+0310.20e5a7"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/k7/4P3/4K3/5B2/P7/8/r7 w - - 0 1"]
[PlyCount "13"]
[EventDate "1914.??.??"]

{  } 1. Be3+ Kb7 2. e7 2... Rxa3 {Con la idea de Ra8 que alcanza para entablar.
} 3. Ba7 $3 {Estupenda entrega del alfil, que obstruye la penetracion de la
torre en "a8", impide el jaque en "e3" y luego como se podra apreciar que} (3.
Bc5 $2 {sigue} 3... Ra2 {o Ra8} 4. Ke4 $11 {conduce a tablas.}) 3... Ra1 4. Kf4
4... Rf1+ $1 ({obviamente si} 4... Re1 {sigue} 5. Be3 $18 {, etc.}) 5. Bf2 $3 {
Nueva inmolacion de esta pieza que adiciona brillantez a la obra pues ahora no
se puede rehusar su captura.} 5... Rxf2+ 6. Ke3 Rf1 7. Ke2 {
y ganan; la torre tan "activa", en apariencia, luce impotente.} 1-0

[Event "Shakhmaty v SSSR#085"]
[Site "?"]
[Date "1939.??.??"]
[Round "?"]
[White "Liburkin=M"]
[Black "[+3011.44f3a5"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "2N5/p7/q1p2p2/kp6/3P4/PP3K2/5P2/2B5 w - - 0 1"]
[PlyCount "19"]
[EventDate "1939.??.??"]

{  } 1. Bd2+ b4 2. Bxb4+ Kb5 3. Nd6+ Kb6 4. Ba5+ $3 4... Kxa5 (4... Qxa5 5.
Nc4+ $18) 5. Nc4+ Kb5 6. Kf4 $1 6... c5 (6... f5 7. Kg5 $1 7... f4 8. f3 $18)
7. d5 $1 {
Controla las casas clave, "c6" y "e6", en donde podria recalar la Dama.} 7...
f5 8. Kg5 $1 {Luego de esta jugada las negras quedan en zugzwang.} (8. Kxf5 $2
8... Qh6 $19) 8... f4 9. f3 $1 {Correcto , porque tomar el peon con el rey
dejaria libre a la Dama las casillas "f6" y "h6". Ademas de una demostracion
de la relatividad de fuerzas de las piezas... el caballo juega mucho mas que
la Dama negra.} 9... Qb7 (9... Qc8 10. Nd6+ $18) 10. Nd6+ 1-0

[Event "2.p Trud"]
[Site "?"]
[Date "1947.??.??"]
[Round "?"]
[White "Birnov=Z"]
[Black "(+0130.12c4c7)"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/P1k5/3p4/8/2K3Rb/8/2p5/8 w - - 0 1"]
[PlyCount "19"]
[EventDate "1947.??.??"]

{  } {El peon negro a un paso de promocionar y para mas con jaque; sin duda
inevitable si se desea cumplir con el enunciado "ganan las blancas". Resolver
el enigma de esta bella produccion de hace mas de 75 anos, del compositor y
problemista ruso Zinovi M. Birnov (1911-1967), es un agradable ejercicio.} 1.
Rg7+ $1 (1. Rg1 $2 1... Kb7 $1 (1... Bf2 $2 2. a8=Q (2. Ra1 $2 2... c1=Q+ 3.
Rxc1 Bxa7) 2... Bxg1 3. Qa5+ Bb6 4. Qd2 $18) 2. Rc1 Kxa7 3. Rxc2 3... Bg3 $11)
(1. a8=N+ $2 1... Kc6 $1 2. Rg1 Bg5 3. Kb4 (3. Kc3 c1=Q+ 4. Rxc1 4... Bxc1 $19)
3... d5 4. Ka5 d4 5. Nb6 d3 6. Nc4 Kc5 7. Na3 c1=Q 8. Rxc1+ Bxc1 9. Nb1 9...
Be3 $1 (9... Kd4 $2 10. Kb4 Ke3 11. Kc3 $11) 10. Ka4 Kc4 11. Ka3 (11. Na3+ Kc3
12. Kb5 Kb3 (12... Bc1 13. Nc4 13... Bf4 $19) 13. Nc4 Bf4 14. Kc5 Kc3 15. Kd5
Bg3 16. Kc5 Bh4 17. Kd5 Be7 18. Ne3 18... d2 $19) 11... Bf4 $1 12. Kb2 12...
Kb4 $1 13. Ka2 Bc1 14. Ka1 14... Kb3 $19) (1. a8=Q 1... c1=Q+ $11 2. Kd5 Qd1+
3. Rd4 Qf3+ 4. Re4 $11) 1... Kb6 $1 (1... Kc8 2. a8=Q#) (1... Kc6 2. a8=Q+ $18)
2. a8=N+ $1 (2. a8=Q $2 2... c1=Q+ 3. Kd3 $11) 2... Ka6 $1 (2... Kc6 3. Rc7#) (
2... Ka5 3. Ra7#) 3. Nc7+ $1 (3. Rg1 $2 3... Bg5 $11 (3... Kb7 $11)) 3... Ka5
$1 (3... Kb7 4. Ne6+ Kb6 5. Rg1 $18) (3... Kb6 4. Nd5+ Ka6 5. Nb4+ $18 5... Kb6
6. Nxc2 $18) 4. Rg1 4... Bg5 $1 5. Rxg5+ $1 5... d5+ $1 6. Rxd5+ $1 (6. Kxd5 $2
6... c1=Q 7. Ne6 $11) 6... Ka4 $1 (6... Kb6 7. Rb5+ Kxc7 (7... Ka7 8. Ra5+ $18)
8. Rc5+ $18) 7. Nb5 $3 7... c1=Q+ 8. Nc3+ Ka3 9. Ra5+ Kb2 10. Ra2# 1-0

[Event "1.p Platov MT Shakhmaty v SSSR"]
[Site "?"]
[Date "1982.??.??"]
[Round "?"]
[White "Frolovski=A"]
[Black "[+3101.11d3f1"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/8/p7/8/4N3/3K4/1PR5/q4k2 w - - 0 1"]
[PlyCount "21"]
[EventDate "1982.??.??"]

1. Nd2+ $1 (1. Ng3+ $2 1... Ke1 (1... Kg1 $2 2. Rc1+ Qxc1 3. Ne2+) 2. Re2+ Kd1
3. Ne4 Qb1+ 4. Kd4 Kxe2 (4... Kc1 5. Kc3 Kd1 6. Kb3 $18) 5. Nc3+ Kd2 6. Nxb1+
6... Kc2 $11) 1... Ke1 (1... Kg1 2. Nf3+ Kf1 (2... Kh1 3. Rh2#) 3. Ke3 $18) (
1... Kf2 2. Nb3+ $18) 2. Nf3+ 2... Kd1 $1 (2... Kf1 3. Ke3 $18) 3. Rd2+ Kc1 4.
Nd4 $1 4... Kb1 $1 (4... Qb1+ 5. Kc3 Qe4 6. Nb3+ Kb1 7. Rd1+ Ka2 8. Ra1#) (4...
Qxb2 5. Ne2+ Kb1 6. Nc3+ Kc1 7. Rd1#) 5. Rd1+ $1 (5. Ne2 $2 5... Ka2 $1 $11 (
5... Qa5 $2 6. Nc3+ Ka1 7. Kc2 Qf5+ 8. Kb3 Qe6+ 9. Ka3 Qe7+ 10. b4 $18)) 5...
Kxb2 6. Rd2+ 6... Kb1 $1 (6... Ka3 7. Nc2+ $18) (6... Kc1 7. Nb3+ $18) 7. Ne2
$1 7... Qa5 (7... Qe5 8. Nc3+ Ka1 (8... Kc1 9. Rc2#) 9. Ra2#) 8. Nc3+ Ka1 9.
Rf2 $1 9... Qa3 (9... Qd8+ 10. Kc2 $18) 10. Rf1+ Kb2 11. Rb1# {Si observamos
la culminacion de mate con la obra que ya vista de Z. Birnov, veremos una
similitud de la idea aqui trabajada por el compositor ruso Aleksandr Frolovski
(1947-    ).   En su extraordinaria obra, El arte del Estudio de ajedrez, el
Prof. Zoili R. Caputto (1923-2021) nos dice al respecto: " Este esquema de
mate tan conocido - que fue ideado por el profesor J. Berger en 1888 -
intereso a muchoas grandes compositores de nuestro siglo, y antes que
Frolovski lo emplearon entre otros, Rinck, Halberstadt, Kasparian, Gurgenizdze
y Pogosiants".    } 1-0

[Event "1.p 64 {tt}"]
[Site "?"]
[Date "1976.??.??"]
[Round "?"]
[White "Samilo=V"]
[Black "[+0400.20e1d6"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "4r3/4P3/3k4/8/8/1P6/8/R3K3 w Q - 0 1"]
[PlyCount "13"]
[EventDate "1976.??.??"]

1. O-O-O+ $1 (1. Ra7 $2 1... Rxe7+ 2. Rxe7 Kxe7 3. Kd2 Kd6 4. Kc3 4... Kc5 $11
{y obtienen la oposicion.}) 1... Kxe7 (1... Kc7 2. Re1 Kd6 3. Kd2 Rxe7 (3...
Kd7 4. Kd3 $18) 4. Rxe7 Kxe7 5. Kc3 $18) 2. Re1+ Kd7 3. Rxe8 Kxe8 4. Kb2 $1
4... Kd7 5. Ka3 $1 ({Pero no} 5. Kc3 $2 {a causa de} 5... Kc7 $1 $11 {
y las negras solucionan a su favor la oposicion; tablas.}) 5... Kc6 6. Ka4 $1
6... Kb6 (6... Kc5 7. Ka5 $18) 7. Kb4 $18 {Interesante y didactica miniatura
del compositor y problemista ucraniano Ing. Vladimir G Samilo (1946-    ).} 1-0

[Event "1.p Themes-64#3037 {c}"]
[Site "?"]
[Date "1976.??.??"]
[Round "?"]
[White "Rusinek=J"]
[Black "[=0433.10b6c8"]
[Result "1/2-1/2"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "2k5/8/1K6/R6P/1n6/8/b4r2/8 w - - 0 1"]
[PlyCount "20"]
[EventDate "1976.??.??"]

{La ventaja material es significativa, lograr cumplir con el enunciado, es
decir igualar el juego parece imposible... !Sin embargo!} 1. Ra8+ $1 (1. h6 $2
1... Nd5+ 2. Kc5 2... Nf6 $19) 1... Kd7 2. h6 Nd5+ 3. Kc5 Rc2+ 4. Kd4 Rd2+ 5.
Ke5 Re2+ 6. Kd4 6... Bb1 $1 7. Ra1 $1 (7. Kxd5 $2 7... Be4+ $19) 7... Rd2+ 8.
Ke5 (8. Kc5 8... Be4 $19) 8... Bg6 (8... Nc3 9. Rxb1 Nxb1 10. Kf6 Nc3 11. h7
Ne4+ 12. Kg7 $11) 9. h7 $1 9... Bxh7 10. Rd1 $3 10... Rxd1 {Ahogado!} 1/2-1/2


[Event "Finales de Ajedrez#325"]
[Site "?"]
[Date "1964.??.??"]
[Round "?"]
[White "Lafora=C"]
[Black "[+0040.33e5a7"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/k2p4/4p3/1P2K3/3P4/4B3/5Pp1/7b w - - 0 1"]
[PlyCount "11"]
[EventDate "1964.??.??"]

{  } 1. d5+ $1 (1. f4 $2 1... g1=Q 2. Bxg1 2... Kb6 $1 3. d5+ Kxb5 4. dxe6 dxe6
5. Kxe6 5... Be4 $11) 1... Kb7 2. f4 g1=Q 3. Bxg1 Bxd5 (3... exd5 4. f5 Be4 5.
f6 Bg6 6. Kxd5 $18) 4. f5 $1 4... Kc7 $1 5. Bb6+ $3 (5. b6+ Kc6 6. f6 6... d6+
$11) (5. f6 d6+ 6. Kf4 6... e5+ $11) 5... Kxb6 6. f6 $18 1-0

[Event "2.p Problemas {SEPA}"]
[Site "?"]
[Date "1949.??.??"]
[Round "?"]
[White "Mandil=J"]
[Black "[+3110.13c2c4"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "q7/8/p7/2p1p3/2k5/8/2K3RP/7B w - - 0 1"]
[PlyCount "19"]
[EventDate "1949.??.??"]

{  } 1. Rg4+ e4 2. Bxe4 (2. Rxe4+ $2 2... Qxe4+ 3. Bxe4 3... Kd4 $11) 2... Qh8
3. Bc6+ Qd4 4. h3 $1 (4. Rxd4+ 4... Kxd4 $11) 4... a5 (4... Kb4 5. Rxd4+ cxd4
6. h4 $18) 5. Bf3 $1 5... a4 6. h4 Qxg4 (6... a3 7. Rxd4+ Kxd4 8. h5 Ke5 9. h6
Kf6 10. Bh5 $1 $18) 7. Bxg4 Kd5 8. h5 Ke5 9. h6 Kf6 10. Bh5 $1 $18 {Esta bella
produccion artistica del compositor y arbitro internaciona de la FIDE para la
composicion fue publicada en el Album FIDE del periodo 1945-1955, Jose Mandil
Pujado, nacio en Barcelona en 1907 y fallecio en la misma ciudad en 1979. 
Este notable compositor catalan, ademas fue un importante colaborador de Henri
Rinck en la preparacion de la obra 1414 Fins de Partie, colaboro en muchas
publicaciones especializadas, en su pais: "Els Escacs a Catalunya", "El
Ajedrez Espanol" y "Problemas" y en varias de paises extranjeros, entre ellos
la Argentina.} 1-0

[Event "sp.p Narodni Listy#49"]
[Site "?"]
[Date "1929.??.??"]
[Round "?"]
[White "Reti=R"]
[Black "[=0033.30c5e7"]
[Result "1/2-1/2"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/P1n1kP2/4P3/2K5/8/8/8/3b4 w - - 0 1"]
[PlyCount "29"]
[EventDate "1929.??.??"]

1. Kb6 $1 (1. f8=Q+ $2 1... Kxf8 2. Kc6 Na8 3. Kd7 Ba4+ (3... Bg4 $2 4. Kd8
4... Bxe6 {Ahogado}) 4. Kc8 (4. Kd8 4... Bc6 $19) 4... Ke7 $1 5. Kb7 5... Kd6
$1 6. e7 6... Bc6+ $19) 1... Na8+ 2. Kb7 Bf3+ (2... Bb3 3. Kxa8 3... Bxe6 $11)
3. Kc8 $1 (3. Kb8 $2 3... Bd5 4. Kc8 4... Bxe6+ $19) 3... Bc6 {
Cualquiera de las promociones posibles conducen a duales:} (3... Bg2 4. f8=Q+
Kxf8 5. Kd7 $1 5... Bh3 6. Kd8 Bxe6) 4. f8=Q+ ({o bien} 4. f8=B+ $11) ({
tambien mediante caballo} 4. f8=N $11) ({lo mismo ocurre con la torre} 4. f8=R
{lo cual significa que todas son duales; pero, ?que categoria de duales? ya
que la textual obliga a la captura para cumplir con el enunciado, pero las
restantes no. Se puede conceptuar como duales menores; presupongo que no.
Lamentablemente debido a lo interesante del Estudio, su caracter historico, el
que de todas maneras insertamos ya que tratandose de Reti y de ser una obra
singularmente interesante bien podria estar sujeta a una reparacion respecto a
tales duales.}) 4... Kxf8 5. Kd8 5... Kg7 $1 (5... Nb6 6. Kc7 $11) 6. Ke7 $1 (
6. e7 $2 6... Kf7 $19) 6... Kg6 $1 (6... Kg8 7. Kd6 Ba4 8. Ke7 $11) 7. Kf8 $1 (
7. Kd6 $2 7... Ba4 8. Ke7 Kf5 9. Kd6 9... Kf6 $19) 7... Nb6 $1 8. e7 (8. Ke7 $2
8... Nc8+ 9. Kf8 9... Kf6 $19) 8... Nd7+ 9. Ke8 $1 (9. Kg8 Bd5+ 10. Kh8 10...
Kf7 $19) 9... Nf6+ 10. Kd8 $1 (10. Kf8 $2 10... Nh7+ 11. Kg8 Bd5+ 12. Kh8 12...
Nf6 $19) 10... Kf7 $11 {y tablas pues si} 11. e8=Q+ {o cualquier otra figura} (
11. e8=N Nxe8 12. Kc8 $11) (11. e8=Q+ Nxe8 12. Kc8 $11) 11... Nxe8 12. Kc8 Nf6
13. Kb8 Nd7+ 14. Kc7 Ne5 15. Kb8 $11 1/2-1/2

[Event "Mundo Argentino"]
[Site "?"]
[Date "1941.??.??"]
[Round "?"]
[White "Mugnos=J"]
[Black "[+0310.12f2h1"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/7r/B7/8/5P2/2p5/5K1p/7k w - - 0 1"]
[PlyCount "13"]
[EventDate "1941.??.??"]

{  } 1. Bb5 $1 (1. Bd3 $2 1... Re7 2. Bc2 2... Re2+ $1 3. Kxe2 Kg2 4. Be4+ Kg3
5. f5 Kg4 6. f6 $18) (1. Bc4 $2 1... Rd7 $1 $17) (1. Be2 $2 1... Rh3 2. Bc4
2... Rf3+ $1 3. Kxf3 3... Kg1 $19) (1. Bf1 $2 1... Rg7 2. Bd3 2... Rg2+ $19)
1... Rh6 2. Bd3 $1 2... Re6 3. f5 $1 3... Re5 (3... Re7 4. Bb5 Rc7 5. Be2 $18)
4. Bc2 $1 4... Re6 5. Bd1 $1 (5. fxe6 $2 {Ahogado!}) 5... Re3 6. Kxe3 Kg2 (6...
Kg1 7. Bf3 c2 (7... Kf1 8. f6 Ke1 9. Kd3 $18) 8. Kd2 $18) 7. Bf3+ $18 1-0

[Event "Memorial Najdorf  8 th  Bs. As."]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Vasilios Kotronias"]
[Black "Pablo Ricardi"]
[Result "0-1"]
[ECO "B01"]
[Annotator "Copie"]
[PlyCount "124"]
[EventDate "1997.??.??"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8.
Bd2 Nbd7 9. O-O-O e6 10. Bc4 Qc7 11. Bb3 Bd6 12. g4 O-O 13. Ne2 13... c5 $1 14.
g5 c4 15. gxf6 cxb3 16. axb3 Rfc8 17. c4 Nxf6 18. Rhg1 18... Ne8 $1 19. Kb1 a5
20. c5 $6 20... Bf8 21. Nc3 b6 22. Ne4 Qc6 23. Bc3 b5 24. d5 exd5 25. Nd6 Nxd6
26. cxd6 26... d4 $1 27. Qxc6 Rxc6 28. Rxd4 b4 29. d7 $1 29... Rd8 30. Bd2 Rc7
31. Rg5 Rcxd7 32. Rxd7 Rxd7 33. Kc2 Rc7+ 34. Kd3 34... Rc5 $1 (34... Bc5 35.
Rd5 Rc8 36. Be3 Bxe3 37. Kxe3 37... Ra8 $14) 35. Be3 Rxg5 36. Bxg5 Bc5 37. f3 (
{En esta posicion Scalise analiza:} 37. Bd8 37... Bxf2 38. Bxa5 Bc5 39. Kc4
39... Be7 $19) 37... f6 $19 38. Bf4 Bb6 39. Kc4 Kf7 40. Kd5 g5 41. Bd6 h5 42.
Bb8 Kg6 43. Ke4 f5+ 44. Kd3 h4 45. Ke2 (45. Be5 g4 46. fxg4 fxg4 47. hxg4 Kg5
48. Ke2 Kxg4 49. Kf1 49... Kf3 $19 {Scalise.}) 45... Kh5 46. Kf1 Bd4 47. Bc7 a4
48. bxa4 Bxb2 49. Ke2 Bd4 50. Kd3 b3 51. a5 g4 52. fxg4+ fxg4 53. hxg4+ Kxg4
54. a6 b2 55. Kc2 h3 56. Be5 $1 56... Kf5 $1 (56... Bxe5 $2 57. a7 h2 58. a8=Q
{y tablas, hay una posicion de resistencia.}) 57. Bh2 (57. Bxd4 57... h2 $19)
57... Ke4 58. Kb1 Kd5 59. a7 Bxa7 60. Kxb2 Ke4 61. Kc2 Kf3 62. Kd3 62... Kg2
$19 0-1

[Event "Die Schwalbe 2019-2020"]
[Site "?"]
[Date "2023.??.??"]
[Round "?"]
[White "Gunter Sonntag"]
[Black "EG 2023 - 3er. Premio"]
[Result "*"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "3qN3/5P2/8/2N1b2k/8/2P4B/1K6/8 w - - 0 1"]
[PlyCount "23"]

{  } 1. Nd7 (1. f8=Q $2 1... Qd2+ 2. Ka3 Qxc3+ 3. Nb3 3... Qxh3 $11) 1... Bxc3+
(1... Qa5 2. Bg4+ Kxg4 3. Nxe5+ Qxe5 4. f8=Q $18) 2. Kxc3 Qa5+ 3. Kd4 Qa1+ (
3... Qd2+ 4. Ke5 Qh2+ 5. Kf6 Qxh3 6. Ng7+ $18) (3... Qb4+ 4. Ke5 Qc3+ (4...
Qe7+ 5. Be6 $18) 5. Kd6 Qg3+ 6. Ke7 $18) 4. Ke4 Qh1+ 5. Ke5 Qh2+ (5... Qxh3 6.
f8=Q Qxd7 7. Nf6+ $18) 6. Kf6 Qxh3 7. Ng7+ Kh6 8. Nf5+ (8. f8=Q Kh7 9. Qc5 9...
Qh6+ $11) 8... Kh7 {

La portada de "EG", january 2023. White to play and win.} (8... Kh5 9. f8=Q
$18) 9. Nf8+ (9. f8=Q Qxf5+ 10. Kxf5 {Ahogado}) 9... Kh8 10. Ng6+ Kh7 11. f8=N+
$1 (11. f8=R $2 11... Qc3+ $11) 11... Kg8 12. Nfe7# *

[Event "3er. Mencion de Honor"]
[Site "?"]
[Date "2022.??.??"]
[Round "?"]
[White "Jaroslav Polasek"]
[Black "Ceskoslovensky sach 2020"]
[Result "1/2-1/2"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "2k5/2p5/1p1R4/3K4/2N5/2q5/6p1/1QB5 b - - 0 1"]
[PlyCount "19"]

{  } 1... Qf3+ $1 (1... g1=Q 2. Qf5+ Kb7 3. Rxb6+ Ka7 4. Ra6+ $11) 2. Ke6 (2.
Qe4 Qxe4+ 3. Kxe4 3... g1=Q $18) 2... g1=Q 3. Nxb6+ $1 3... cxb6 4. Rd8+ $1
4... Kxd8 5. Bg5+ $1 5... Qxg5 6. Qxb6+ Ke8 (6... Kc8 7. Qc7+ (7. Qc5+ 7...
Qxc5 {Ahogado}) 7... Kxc7 {Ahogado}) 7. Qb8+ Qd8 8. Qb5+ $1 8... Kf8 9. Qc5+
Kg7 (9... Kg8 10. Qg1+ $1 10... Kh7 (10... Kf8 11. Qc5+ $11) 11. Qh2+ Kg6 (
11... Kg7 12. Qc7+ 12... Qxc7 {Ahogado.}) 12. Qg3+ $1 12... Qxg3 {Ahogado.})
10. Qc7+ 10... Qxc7 {Ahogado!} 1/2-1/2

[Event "Sehwers' Endspielstudien#38"]
[Site "?"]
[Date "1922.??.??"]
[Round "?"]
[White "Sehwers=J"]
[Black "[=0051.01a6e2"]
[Result "1/2-1/2"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/8/K5B1/B4N2/8/8/4kbp1/8 w - - 0 1"]
[PlyCount "13"]
[EventDate "1922.??.??"]

{  } 1. Ng3+ Bxg3 (1... Kf3 2. Be4+ $11) (1... Kd1 2. Bh5+ Kc2 3. Ne2 $11) 2.
Bh5+ (2. Bb6 $2 2... Bf2 3. Bh5+ 3... Kf1 $19) 2... Kf1 3. Bg4 $1 3... g1=Q 4.
Bh3+ Ke2 5. Bg4+ Kd3 6. Bf5+ Kc4 7. Be6+ $11 1/2-1/2

[Event "Sehwers' Endspielstudien#57 @2"]
[Site "?"]
[Date "1922.??.??"]
[Round "?"]
[White "Sehwers=J"]
[Black "[=0103.02h3h1"]
[Result "1/2-1/2"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/8/7n/8/4p3/3p2RK/8/7k w - - 0 1"]
[PlyCount "6"]
[EventDate "1922.??.??"]

{  } 1. Re3 d2 2. Rxe4 (2. Re2 $2 2... e3 3. Rxe3 Ng4) 2... d1=Q ({Si} 2... Nf5
3. Re2 ({O bien} 3. Rg4 $1 3... d1=R (3... d1=Q 4. Rg1+ 4... Kxg1 {ahogado.} (
4... Qxg1 {ahogado.})) 4. Rg5 $11 (4. Rf4 $11 {, etc.}) (4. Ra4 $11 {, etc.}))
3... d1=Q 4. Rh2+ Kg1 5. Rh1+ $1 5... Kxh1 {Ahogado.}) 3. Re1+ 3... Qxe1 {
Ahogado.} 1/2-1/2

[Event "Hastings and St.Leonards Post {v}"]
[Site "?"]
[Date "1922.??.??"]
[Round "?"]
[White "Reti=R"]
[Black "[+0031.21g2c6"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/8/2k4b/P7/8/8/2N2PKp/8 w - - 0 1"]
[PlyCount "5"]
[EventDate "1922.??.??"]

1. Nd4+ $1 1... Kc5 (1... Kb7 2. Kxh2 Ka6 3. Nb3 Bf4+ 4. Kh3 Kb5 5. Kg4 Bb8 6.
f4 Kb4 7. f5 Kxb3 8. f6 $18) 2. Kh1 $3 {Dominacion del alfil, encorsetamiento
del rey negro. Notable, el alfil no posee, de las siete casillas posibles,
ninguna de utilidad; igual le sucede al rey negro.  Falla} (2. Kxh2 $2 2...
Bf4+ (2... Kxd4 $11) 3. Kh3 3... Kxd4 $11) 2... Bg7 ({
Pero tambien resultan perdedoras:} 2... Bc1 3. Nb3+ $18) (2... Bg5 3. Ne6+ $18)
({El rey tambien cumple un triste papel.} 2... Kd6 3. Nf5+ $18 {, etc.}) ({
El caballo es intocable ya que el peon de "a" no puede ser detenido.} 2... Kxd4
3. a6 $18 {, etc.}) 3. Ne6+ $18 {Una pequena joya de R. Reti.} 1-0

-0

[Event "1ra. Mencion de Honor"]
[Site "?"]
[Date "2018.??.??"]
[Round "?"]
[White "Jorge Kapros"]
[Black "Viktor Zaitsev-50, 2018."]
[Result "*"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/prR3K1/1p4B1/2n5/3pn3/5pq1/1pk2ppR/8 b - - 0 1"]
[PlyCount "6"]

{a)} 1... Kb1 ({b)} 1... Kc1 2. Rh4 Nc3 3. Rxd4 Nd7 4. Rxc3#) 2. Rh5 Nd3 3. Ra5
Ng5 4. Bxd3# *



[Event "?"]
[Site "?"]
[Date "2022.??.??"]
[Round "?"]
[White "Manfred Rittirsch"]
[Black "Gaudium, 2022."]
[Result "*"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/5P2/8/4p2K/3NkN2/4p3/8/8 w - - 0 1"]
[PlyCount "3"]
[EventDate "2022.??.??"]

1. f8=Q 1... Kxd4 2. Qb4# {1.Kxf4 f8B 2.e4 Bd6#} *

[Event "2.p Trud {tt}"]
[Site "?"]
[Date "1928.??.??"]
[Round "?"]
[White "Abram S. Gurvitch"]
[Black "[=3143.21a5c7"]
[Result "1/2-1/2"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "1b3nq1/P1kp4/8/KP6/8/8/8/3R1B2 w - - 0 1"]
[PlyCount "10"]
[EventDate "1928.??.??"]

1. b6+ Kb7 2. Bc4 $1 2... Qxc4 (2... Qg5+ 3. Bd5+ Qxd5+ 4. Rxd5 Bxa7 5. bxa7
5... Kxa7 $11) 3. Rxd7+ $1 3... Nxd7 (3... Kc8 4. axb8=Q+ Kxb8 (4... Kxd7 5.
Qxf8 $11) 5. Rd8+ (5. Rb7+ 5... Kxb7 {Ahogado.}) 5... Kb7 6. Rd7+ 6... Nxd7 {
Ahogado!} (6... Kb8 7. Rd8+ Kb7 8. Rd7+ $11)) (3... Ka8 4. axb8=Q+ Kxb8 5. Rb7+
(5. Rd8+ Kb7 6. Rd7+ 6... Nxd7 {Ahogado.}) 5... Kxb7 {Ahogado.} (5... Ka8 6.
Ra7+ Kb8 7. Rb7+ Kc8 8. Rc7+ Qxc7 9. bxc7 9... Kxc7 $11)) 4. a8=B+ $3 {
Donde se demuestra que no siempre hay que promocionar en Dama; la de Alfil es
la mas inusual en el ajedrez, aunque en este caso es la unica que logra
entablar.} ({Si} 4. a8=Q+ $2 {sigue} 4... Kc8 ({o bien} 4... Kxa8 5. b7+ 5...
Ka7 {Ahogado!} (5... Kxb7 {Ahogado!})) 5. Qa6+ Qxa6+ 6. Kxa6 $19 {
y las negras imponen su ventaja material.}) ({tambien pierde} 4. axb8=Q+ $2
4... Kxb8 5. b7 5... Qb3 {seguido de mate.}) 4... Kc8 5. b7+ 5... Kd8 {Ahogado!
} (5... Kc7 {Notable y bella obra de arte del gran compositor azeri Abram
Solomonovich Gurvich (1897-1962), en donde nuevamente se pone de manifiesto la
relatividad del valor de las piezas en ajedrez.}) 1/2-1/2

) 1/2-1/2

[Event "La Strategie#0774"]
[Site "?"]
[Date "1907.??.??"]
[Round "?"]
[White "Rinck=H"]
[Black "[=0130.02g8e8"]
[Result "1/2-1/2"]
[SetUp "1"]
[FEN "4k1K1/8/R7/4p3/8/3p4/8/3b4 w - - 0 1"]
[PlyCount "10"]
[EventDate "1907.??.??"]

{  } 1. Re6+ Kd7 2. Rxe5 Bb3+ 3. Kf8 $1 3... d2 4. Re4 d1=Q 5. Rd4+ $1 5...
Qxd4 {Ahogado.} 1/2-1/2

[Event "Pravda"]
[Site "?"]
[Date "1976.??.??"]
[Round "?"]
[White "Smyslov=V"]
[Black "[+0040.33f1c4"]
[Result "1-0"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "8/8/5P2/8/2k2p1p/2B1p2P/6P1/2b2K2 w - - 0 1"]
[PlyCount "17"]
[EventDate "1976.??.??"]

{  } 1. f7 $1 (1. Bb4 $2 1... Kd3 2. Ke1 f3 3. gxf3 e2 4. f7 Bf4 5. Kf2 Bd2 6.
Bxd2 Kxd2 7. f8=Q e1=Q+ 8. Kg2 $11) 1... Ba3 2. Bg7 (2. Bf6 $2 2... Kd3 3. Bxh4
3... Bc5 $1 4. Kg1 e2+ 5. Kh2 Kd2 6. Bd8 Bb4 (6... Bg1+ $1 7. Kh1 $1 7... Bb6
8. Bh4 Bc5 9. Kh2 $11) 7. Bh4 e1=Q 8. Bxe1+ 8... Kxe1 $11) (2. Bb2 $2 2... Bf8
3. Ke2 Kd5 4. Bf6 Ke6 5. Bg5 5... Kxf7 $1 6. Bxf4 (6. Bxh4 Ke6 7. Kf3 7... Kf5
$11) 6... Kg6 7. Bxe3 (7. Kxe3 7... Kf5 $11) 7... Be7 $11) 2... f3 $1 3. gxf3 (
3. f8=Q $2 3... Bxf8 4. Bxf8 e2+ 5. Kf2 5... fxg2 $19) 3... Kd3 4. f8=B $3 (4.
f8=Q $2 4... e2+ 5. Kf2 (5. Ke1 Bxf8 6. Bxf8 6... Ke3 $11) 5... Bc5+ 6. Qxc5
e1=Q+ 7. Kxe1 {Ahogado!}) 4... e2+ (4... Bc1 5. Bh6 Bd2 (5... e2+ 6. Kf2 $18)
6. Kg2 Be1 7. Bc5 e2 8. Bf2 $18) 5. Kf2 5... e1=Q+ $1 (5... Bc1 6. Bh6 Bb2 7.
Bb4 Bd4+ 8. Ke1 $18) 6. Kxe1 Ke3 7. f4 $1 (7. Bxa3 $2 7... Kxf3 $11) 7... Kxf4
8. Kf2 Bc1 9. Bh6+ $18 1-0

[Event "1.p Problem#277"]
[Site "?"]
[Date "1971.??.??"]
[Round "?"]
[White "Gurgenidze=D"]
[Black "[=4401.02d1a2"]
[Result "1/2-1/2"]
[Annotator "Copie"]
[SetUp "1"]
[FEN "6R1/2Q5/1p6/8/4q3/p7/k7/rN1K4 w - - 0 1"]
[PlyCount "21"]
[EventDate "1971.??.??"]

{  } 1. Qf7+ Kb2 2. Rg2+ $3 (2. Qf6+ $2 2... Kxb1 $19) 2... Qxg2 3. Qf2+ $3
3... Kb3 $1 (3... Qxf2 {Ahogado.}) 4. Qxb6+ $1 (4. Qxg2 $2 4... Rxb1+ 5. Ke2
5... Rb2+ $19) (4. Qf7+ $2 4... Kb4 5. Qf4+ Ka5 6. Qe5+ Ka6 7. Qxa1 a2 8. Kc1
Qf1+ 9. Kb2 Qxb1+ 10. Qxb1 axb1=Q+ 11. Kxb1 11... Kb5 $19) (4. Qe3+ $2 4... Ka2
5. Qe6+ (5. Qxa3+ Kxb1 6. Qb3+ 6... Qb2 $19) 5... Kxb1 $19) 4... Ka2 (4... Kc4
5. Qa6+ $11) 5. Qe6+ Kxb1 6. Qb3+ Qb2 7. Qc4 $1 7... Ra2 8. Qb4 $1 8... Ka1 (
8... Qxb4 {Ahogado.}) 9. Qc3 $1 9... Kb1 (9... Qxc3 {Ahogado.}) 10. Qb4 $1
10... Ra1 (10... Qxb4 {Ahogado.}) 11. Qc4 $11 1/2-1/2

