terça-feira, 12 de junho de 2012

PROBLEMAS



                                Problemas

Soluções dos problemas anteriores 

                                                        Problema 41 

                                                        1. f4-g5                                    e1xa5
                                                        2. h6-g7                                   f6xh8
                                                        3. d8xa1                                  a5xd8
                                                        4. g5-f6                                    d8xg5
                                                        5. h4xf6                                   X. 

Tema: Mate Cruzado

                                                        Problema 42 

                                                       1. e3-d4                                     c5xe3
                                                       2. e5-d6                                     g7xa1
                                                       3. c1-b2                                     a1xc7
                                                       4. b8xd2                                    g5-h4
                                                       5. d2-e1                                     X. 

Temas: Cavilha Dama Branca e Finta


Problema 43 
Jogam as brancas e ganham

Problema 44
Jogam as brancas e ganham

As soluções desses problemas, veja na próxima postagem

NOTA

Postagem de 18.AGO.11 ─ “A cilada mais engenhosa...” 

     Na Variante 1 (7. a3-b4), depois do lance 11. g3-f4                          ... ►

                                                           10. ...                                      d8-c7!
                                                           11. g3-f4                               ...
            11. g3-h4 d4-e3   12. d2xf4 f6-g5   13. h4xf6 g7xe1 X.
            11. d2-e3 h6-g5   12. e3xc5 g5-f4   13. g3xe5 f6xb6 X.

 ► como se vê acima, acrescente-se: 

            11. b2-c3, ver Variante 1.3. 

VARIANTE 1.3

                                                           11. b2-c3                              d4xb2
                                                           12. a1xc3                             f8-e7!
                                                           13. g3-h4                              ...
            13. c3-d4 e7-d6   14. d2-c3 f6-e5   15. d4xf6 g7xe5   16. g3-h4 d6-c5   17. f2-e3 e5-f4   18. e3xg5 h6xf4 X.
            13. g3-f4 e7-d6   14. f2-g3 f6-g5   15. g3-h4  (15. f4-e5 d6xf4   16. g3xe5 g7-f6   17. e5xg7 h6xf8 X)  g5xe3   16. d2xf4 d6-e5   17. f4xd6 c7xe5   18. h2-g3 g7-f6   19. g3-f4 e5xg3   20. h4xf2 f6-e5   21. c1-d2 h8-g7   22. g1-h2 b8-c7 e as pretas vencem.
                                                           13. ...                                     e7-d6
                                                           14. f2-e3                               d6-c5
                                                           15. c3-b4                              ...
            15. h2-g3 f6-g5   16. h4xf6 g7xe5 X.
            15. c3-d4 c7-d6    16. d4xb6 d6-c5    17. b6xd4 f6-g5    18. h4xf6 g7x e1 X.
                                                           15. ...                                      c7-b6
                                                           16. b4xd6                             f6-g5
                                                           17. h4xf6                              g7xc7
                                                           18. h2-g3                              h8-g7
                                                           19. g3-f4                               g7-f6
                                                           20. g1-f2                               b6-c5
                                                           21. f2-g3                               c7-d6
                                                           22. g3-h4                              b8-c7
                                                           23. d2-c3                              f6-e5
                                                           24. c1-d2                              ...
            24. e3-d4 c5xg5   25. h4xd4 h6-g5   26. c1-d2 c7-b6   27. d2-e3 b6-a5 com ganho das pretas.
            24. c3-b4 e5xg3   25. h4xf2 c7-b6   26. b4-a5 a3-b2   27. a5xe5 b2-a1 com as brancas derrotadas.
                                                           24. ...                                      e5xg3
                                                           25. h4xf2                              h6-g5
                                                           26. c3-d4                              ...
            26. f2-g3 c5-b4   27. c3xa5 a3-b2 X.
                                                           26. ...                                      c7-b6
                                                           27. d2-c3                              ...
           27. f2-g3 a3-b2 X.
                                                           27. ...                                      g5-f4
                                                           28. e3xg5                             c5xg1
com a vitória das pretas.

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