quarta-feira, 30 de julho de 2014

PROBLEMAS E FINAIS

                  Problemas

                                                           SOLUÇÃO DO PROBLEMA ANTERIOR

                                               Problema 75

                                                           1. e3-f4                                  b8xh2
            Se 1. ... b8xg3, ver Variante 1.
            Se 1. ... h6xe3   2. d2xf4 b8xh2  (se 2. ... b8xg3   3. a7-b8 g3-h2   4. g1-e3 h4-g3   5. e3-a7 X)  3. a7-b8 h4-g3   4. g1-a7 X.
                                                           2. d2-e3                                h6xd2
                                                           3. c1xe3                                h2-e5
            Se 3. ... h4-g3   4. a7-b8 g3-f2   5. e3-f4 X.
                                                           4. e3-f4                                  e5xg3
            Se 4. ... e5xh2   5. a7-b8 h4-g3   6. g1-a7 X.
                                                           5. a7-b8                                g3-h2
                                                           6. g1-e3                                h4-g3
                                                           7. e3-a7                                 X.

                                                           VARIANTE 1

                                                           1. ...                                        b8xg3
                                                           2. d2-e3                                h6xd2
                                                           3. c1xe3                                g3-e1
            Se 3. ... g3-e5, ver lance 4 da linha principal.
            Se 3. ... g3-h2   4. a7-b8 h4-g3   5. e3-d4 g3-f2   6. g1xe3 h2-g1   7. b8-h2 X.
                                                           4. a7-d4                                e1-b4
            Se 4. ... e1-g3   5. g1-h2 g3-e1   6. e3-f4 e1-d2  (se 6. ... e1-b4   7. f4-e5 X;  se 6. ... h4-g3   7. f4-e5 g3-f2   8. d4xg1 e1-c3   9. g1-d4 X)  7. f4-e5 d2-c1   8. e5-d6 X.
            Se 4. ... h4-g3   5. g1-h2 X.
                                                           5. d4-a1                                b4-d6
            Se 5. ... h4-g3    6. g1-h2 X.
                                                           6. g1-h2                                d6-f8
                                                           7. e3-d4                                X.

Temas: Bloqueio nas Paralelas e Vaivém Duas Cores

76
Jogam as brancas e ganham

A solução desse problema, veja na próxima postagem

                  Finais

                                                           SOLUÇÃO DO FINAL ANTERIOR
                                                  
                                                           Final 10

                                                           1. d8-a5                                b2-c1
            Se 1. ... b2-a1   2. a5-b4 a3xc5   3. g7-h6 X.
                                                           2. a5-c3                                 c1-h6
            Se 2. ... c1-d2   3. c3xe1 a3-b2   4. e1-c3 b2xd4   5. g7-h6 d4-c3   6. h6-c1 X.
            Se 2. ... c1-f4   3. g7-h6 f4-d6   4. h6-e3 d6-f8  (se 4. ... d6-b4   5. c3xa5 a3-b2   6. e3-c1 b2-a1   7. c1-h6 X)  5. e3-d4 f8-d6   6. c3-a5 d6-f4  (se 6. ... d6-e5   7. a5-c3 e5xg7   8. c3-a1 X)  7. f6-e7 f4-h6   8. e7-f8 h6-g5  (se 8. ... h6-f4   9. f8-c5 f4-b8  [se 9. ... f4-e3   10. d4xg1 a3-b2   11. a5-c3 X]  10. d4-a1 X)  9. f8-c5 g5-c1  (se 9. ... g5-h6   10. d4-g7 X;  se 9. ... g5-d8   10. d4-c3 X)  10. d4-c3 X.
            Se 2. ... c1-e3, ver Variante 1. 
                                                           3. g7-f8                                 h6-f4
            Se 3. ... h6-e3, ver Variante 2.
                                                           4. f6-e7                                  f4-c7
            Se 4. ... f4-d2   5. c3xe1 a3-b2   6. e1-c3 b2xd4   7. e7-d8 d4-c3    8. f8-b4 c3xa5    9. d8-f6 X.
                                                           5. e7-d8                                c7-h2
            Se 5. ... c7-a5   6. c3-d4 a5-e1   7. f8-d6 e1-a5  (se 7. ... e1-f2   8. d4xg1 a3-b2   9. d8-f6 X; se 7. ... e1-b4   8. d8-a5 b4xf8    9. d4-c5 X; se 7. ... e1-h4   8. d6-c7 h4-f2 [se 8. ... h4-e1   9. c7-g3 X]  9. d4xg1 a3-b2   10. c7-e5 b2-a1   11. d8-f6 X;   se 7. ... e1-f2    8. d4xg1 a3-b2    9. d8-f6 X)   8. d6-c7 a5-e1 (se 8. ... a5-b4   9. c7-a5 X)  9. c7-g3 e1xh4   10. d4-f6 h4xe7   11. d8xf6 X.
            Se 5. ... c7-b8, ver Variante 3.                                         
                                                           6. f8-c5                                  h2-b8
            Se 6. ... h2-g1   7. c5-a7 g1-h2   8. c3-d4 h2-b8   9. a7-c5 e proceda como no 7º lance, adiante.
                                                           7. c3-d4                                b8-h2
            Se 7. ... b8-a7   8. d8-b6 a7-b8   9. b6-a5 b8-a7   10. d4-g1 a7xd4   11. g1xa7 X.
            Se 7. ... b8-g3   8. d8-a5 g3-e1  (se 8. ... g3-b8   9. d4-a1 X)  9. d4-a1 e1-g3   10. a1-e5 X.
                                                           8. d8-a5                                h2-b8
            Se 8. ... h2-f4   9. d4-e5 f4xb4   10. a5xc3 X.
                                                           9. d4-a1                                b8-a7
                                                        10. a5-c3                                 X.

                                                           VARIANTE 1

                                                           2. ...                                        c1-e3
                                                           3. g7-h6                                e3-c5
                                                           4. h6-f4                                  c5-f8
                                                           5. f4-e3                                  f8-d6
            Se 5. ... f8-h6   6. e3-d4 h6-f8   7. c3-a5, como no 7º lance, adiante.
                                                           6. e3-d4                                d6-f8
                                                           7. c3-a5                                 f8-h6
                                                           8. f6-e7                                  h6-g7
                                                           9. a5-c3                                 g7-f8
                                                       10. e7-d8                                  f8-d6
            Se 10. ... f8-h6, ver Variante 1.1.
                                                       11. d4-a7                                  d6-f8
            Se 11. ... d6-h2   12. c3-d4 h2-b8  (se 12. ... h2-d6   13. a7-c5 d6xb4   14. d8-a5 h8-g7   15. a5xc3 X;  se 12. ... h2-g3   13. d4-g7 h8xf6   14. d8xe1 X)  13. a7-c5 b8-h2   14. d8-a5 h2-b8   15. d4-a1 b8-a7   16. a5-c3 X.
            Se 11. ... d6-b8   12. c3-d4 b8-h2  (se 12. ... b8-d6   13. a7-c5 X)  13. a7-b8 X.
                                                       12. c3-e5                                  f8-h6
            Se 12. ... f8-b4   13. d8-a5 X.
            Se 12 ... f8-g7   13. a7-d4 g7-h6  (se 13. ... g7-f8   14. d8-a5 f8-h6   15. d4-a7 e consulte o lance 13, adiante)  14. d8-a5 como no lance 13 da Variante 1.1.
            Se 12 ... f8-d6   13. e5xb8 a3-b2   14. d8-f6 b2-a1   15. f6-g7 h8xf6   16. a7-d4 X.
                                                       13. d8-a5                                  h6-g7
            Eis o Pé-de-Avestruz. Ver, de minha autoria, “O Pé-de-Avestruz de volta”, p. 66, Diagrama 1.4.
                                                       14. a7-d4                                  g7-h6
                                                       15. e5-f6                                   h6-f4
            Se 15. ... h6-c1   16. d4-c5 X.
                                                       16. d4-c5                                  f4-h6
            Se 16. ... f4-c1   17. f6-c3 X.
            Se 16 ... f4-b8   17. f6-a1 b8-a7   18. a5-c3 X.
                                                       17. f6-g7                                   h6xb4
                                                       18. a5xc3                                 X.

                                                           VARIANTE 1.1

                                                        10. ...                                        f8-h6
                                                        11. d4-e5                                 h6-f8
            Se 11. ... h6-c1   12. c3-d4 c1-h6   13. d8-a5, como no lance 13, adiante.
                                                        12. c3-d4                                 f8-h6
                                                        13. d8-a5                                 h6-g5
            Se 13. ... h6-c1   14. d4-c5 X.
                                                        14. d4-c5                                 g5-h6
            Se 14. ... g5-d8/c1   15. e5-c3 X.  
                                                        15. e5-g7                                 h6xb4
                                                        16. a5xc3                                X.

                                                           VARIANTE 2

                                                           3. ...                                        h6-e3
                                                           4. f6-e7                                  e3-b6
            Se 4. ... e3-d2   5. c3xe1 a3-b2   6. e1-c3 b2xd4   7. e7-d8 d4-c3   8. f8-b4 c3xa5   9. d8-f6 X.
                                                           5. e7-d8                                b6-a7
            Se 5. ... b6-a5, ver, na linha principal, “Se 5 ... c7-a5.”
            Se 5. ... b6-g1   6. f8-d6 g1-a7  (se 6. ... g1-h2   7. d6-b8 h2-g1   8. b8-a7 g1-h2   9. c3-d4 h2-b8   10. a7-c5 e retorne ao lance 7  da linha principal)   7. d6-b8 a7-c5  (se 7. ... a7-g1   8. b8-a7 g1-h2   9. c3-d4 h2-b8   10. a7-c5 X)  8. b8-a7 c5-d6   9. c3-d4 d6-b8  (se 9. ... d6-f8   10. a7-c5   11. d8-a5 X)  10. d8-a5 b8-g3   11. d4-g7 h8xf6   12. a5-b4 a3xc5   13. a7xd8 X.
                                                           6. f8-d6                                 a7-b8
            Se 6. ... a7-g1   7. c3-e5 g1-a7   8. d6-b8 a7-c5   9. b8-a7 c5-f8  (se 9. ... c5-d6   10. e5xb8 a3-b2   11. d8-f6 X)  10. a7-d4 f8-h6   11. d8-a5 h6-g5  (se 11. ... h6-c1   12. d4-c5 c1-f4   13. e5xh2 a3-b2   14. a5-c3 b2xb6   15. h2-g1 X)  12. d4-c5 g5-d8  (se 12. ... g5-c1   13. e5-c3 X)  13. e5-c3 X.
                                                           7. d6-h2                                b8-a7
                                                           8. h2-g1                                a7-b8
                                                           9. g1-a7                                b8-d6
            Se 9. ... b8-h2   10. c3-d4 h2-b8   11. a7-c5 e retorne ao lance 7 da linha principal.
                                                       10. c3-d4                                  d6-c5
            Se 10. ... d6-b4   11. d8-a5 X.
            Se 10. ... d6-f8   11. a7-c5  12. d8-a5 X.
            Se 10. ... d6-g3   11. d4-g7 h8xf6   12. d8xe1 X.
            Se 10. ... d6-b8   11. a7-c5 e volte ao 7º lance da linha principal.
                                                      11. d4xb6                                  a3-b2
                                                      12. a7-b8                                   b2-a1
            Se 12. ... h8-g7   13. b6-d4 X.
                                                      13. b8-d6!                                 a1-b2
            Se 13. ... a1-g7   14. d6-f8 X.
                                                      14. b6-e3!                                  b2-a1
            Se 14. ... b2-c3   15. d6-b4 c3xa5   16. e3-b6 X.
                                                      15. e3-c1!                                  a1-c3
                                                      16. c1-g5!                                  c3-a1
            Se 16. ... h8-g7   17. g5-f6 X.
                                                      17. d8-f6                        a1xg7
                                                      18. d6-f8                        g7-h6
                                                      19. g5-c1                                   h8-g7
                                                      20. f8-c5                        X.

                                                           VARIANTE 3                                  

                                                           5. ...                                        c7-b8
                                                           6. f8-c5                                  b8-h2
            Se 6. ... b8-g3   7. c5-b4 a3xc5   8. c3-g7 h8xf6   9. d8xa7 X.
            Se 6. ... b8-a7   7. c5-g1 a7-b8   8. g1-a7 X. (Ver lance 9 da Variante 2.)
                                                           7. c5-a7                                 h2-b8
            Se 7. ... h2-d6   8. c3-d4, como se vê no 10º lance da Variante 2.
                                                           8. c3-d4                                b8-h2
            Se 8. ... b8-g3   9. d4-g7 h8xf6   10. d8xe1 X.
                                                           9. a7-b8                                h2-g1
                                                        10. b8-a7                                 g1xb6
                                                        11. a7xd4                                X.

                                                        Final 11
Jogam as brancas e ganham 

A solução desse final será dada na próxima postagem

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