quarta-feira, 30 de julho de 2014

DAMAS para crianças e adolescentes 39


O Jogo de Damas é esporte*
* Resolução nº 18/88 do CND. Ver APÊNDICE V, na 18ª postagem, de NOV.12


Meninas
            Sejam bem-vindas ao nosso ESPORTE.
            Ah, vocês não fazem idéia do que estão perdendo...
         E ficarão encantadas com a beleza de certas partidas.
         Lindas partidas: de um Sidney Marra, de um Waldemar Bakumenko, de um Antonio Fabelo Chaves, de um Lourival Mendes França.
         E vocês também poderão fazer bonito no tabuleiro!


PARTE 2

PARTE 1 Sumário (ver postagem de DEZ.2013)


PARTIDAS
PARTIDA 32
Abertura Alma Inversa
José Bóia Farias X Eliswaldo Dubourcq Araújo

                                               1. c3-b4                       f6-e5
                                               2. e3-f4                        g7-f6
                                               3. f2-e3                        f6-g5
                                               4. g3-h4                       e5xg3
                                               5. h4xf2                       h8-g7
                                               6. b2-c3                       g7-f6
                                               7. c3-d4                       g5-h4
                                               8. d4-c5                       b6xd4
                                               9. e3xc5                      f6-e5
                                             10. b4-a5                       d6xb4
                                             11. a5xc3                       h6-g5
                                             12. c3-b4                       a7-b6
                                             13. b4-a5                       e7-d6
                                             14. a1-b2                       f8-g7
                                             15. a3-b4                       g7-h6
         Se 15. ... b6-c5?   16. d2-e3 c5xa3   17. e3-f4 X.
                                             16. b2-a3                       b6-c5
                                             17. d2-c3                       d8-e7
                                             18. c3-d4                       e5xc3
                                             19. b4xd2                      e7-f6?
         Se 19. ... d6-e5?   20. a3-b4 c5xa3   21. c1-b2 a3xe3   22. f2xb6 X.
                                             20. d2-e3!                      b8-a7
         Se 20. ... f6-e5   21. e3-f4 e5xg3  (se 21. ... g5xe3  22. f2xd8 X)   22. h2xf4.
         Se 20. ... d6-e5   21. e3-f4 e5xg3   22. h2xf4 g5xe3   23. f2xd8 X.
                                             21. e3-f4                         X.
         Abandonam.

DESAFIO

Problemas

Recém-publicados na outra seção do blog ─ PROBLEMAS E FINAIS

Solução da postagem 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

PROBLEMA 76
Jogam as brancas e ganham 

         Solução na próxima postagem

Estudos

Já publicado na outra seção do blog ─ PROBLEMAS E FINAIS

ESTUDO 8
Jogam as brancas e ganham  

                                                              1. d4-e5                       e1-f2
         Se 1. ... e1-g3   2. d2-f4 g3-h4  (se 2. ... g3-e1   3. c3-d4 a1xc3 4. d4xa1 X;  se 2. ... g3-f2   3. f4-e3 X)   3. f4-g5 h4xd4   4. c3xh8 X.
     Se 1. ... e1-h4   2. d2-g5 h4xd4   3. c3xh8 X.  Bloqueio Central
                                                2. d2-e3                       f2xh8
                                                3. c3-g7                       h8xf6
                                                4. b2xh8   Espelho            X.

                Temas: Espelho e Bloqueio Central

Finais

Já publicado na outra seção do blog ─ PROBLEMAS E FINAIS

FINAL 9
Jogam as brancas e ganham 

                                               1. e7-d8                       a7-b6
         Se 1. ... a1-g7   2. d8-f6 g7xc7   3. b8xe5 X.
         Se 1. ... a1-b2, ver Variante 1.
         Se 1. ... a1-c3, ver Variante 2.
                                               2. d8xa5                      a1-g7
         Se 2. ... a1-d4   3. a5-d8 d4-a1   4. b8-a7!, como no 4º lance, adiante.
                                               3. a5-d8!                      g7-a1
         Se 3. ... g7-d4   4. b8-a7 d4-a1 (se 4. ... d4-g7   5. d6-f8 X; se 4. ... d4-c3   5. d6-b4 c3xa5   6. a7-b6 X; se 4. ... d4-b2   5. a7-e3 b2-a1   6. e3-c1 a1-c3   7. c1-g5 X)   5. a7-e3 a1-b2   6. e3-g5! h8-g7   7. g5-c1! b2-a3   8. d6-f8 X.
         Se 3. ... g7-c3   4. b8-a7 c3-a1   5. a7-e3 a1-b2   6. e3-g5! X.
         Se 3. ... g7-b2   4. b8-a7 b2-a1   5. a7-e3 X.
                                               4. b8-a7!                      a1-b2
         Se 4. ... a1-g7   5. d6-f8 g7-h6   6. a7-d4 X.
         Se 4. ... a1-c3   5. d6-b4 X.
                                               5. a7-e3!                      b2-a1
                                               6. e3-c1!                      a1-c3
                                               7. c1-g5!                      c3-a1
         Se 7. ... h8-g7   8. g5-f6 X. 
                                               8. d8-f6!                       a1xg7
                                               9. d6-f8                        g7-h6
                                             10. g5-c1                       h8-g7
                                             11. f8-c5                         g7-f6
                                             12. c5-e3                        X.

                                               VARIANTE 1

                                               1. ...                              a1-b2
                                               2. d6-a3                       b2-c1
         Se 2. ... b2-c3   3. b8-e5 c3xg7   4. d8-b6 X.
         Se 2. ... b2-a1   3. b8-e5 X.
                                               3. b8-e5                       c1-h6
                                               4. d8-a5                       h6-c1
         Se 4. ... h6-g7, ver 6º lance da Variante 2.
         Aqui (retornando ao lance anterior h6-c1) está caracterizado o Pé-de-Avestruz. Veja-se, de minha autoria, “O Pé-de-Avestruz e outros ensaios”, p. 49, Diagrama 3.1.
         A solução, a seguir, é transcrita das páginas 54-55 desse livro:
                                               5. e5-b2                       c1-h6
         Se 5. ... c1-f4   6. a5-b6 X.
                                               6. b2-c1                       h6-f8
         Se 6. ... h8-g7   7. a3-e7 g7-f6   8. e7xg5 X.
         Se 6. ... a7-b6   7. a5xd8 h8-g7   8. d8-g5 X.
                                               7. c1-h6                       h8-g7
                                               8. a5-b4 e 9. b4-d6 X.

                                               VARIANTE 2

                                               1. ...                              a1-c3
                                               2. d6-a3                       c3-d2
         Se 2. ... c3-a1   3. b8-e5 X.
         Se 2. ... c3-a5   3. b8-e5 a5-e1   4. d8-a5 e1-h4  5. a3-e7 h4xd8   6. e5-c7 d8xb6   7. a5xc7 X.
         Se 2. ... c3-e1   3. b8-e5 e1-a5   4. e5-d4 a5-e1   5. d8-a5 e1-h4   6. d4-e5 h4-g5   7. a5-b6 X.
                                               3. d8-a5                       d2-c1
         Se 3. ... d2-e1   4. b8-e5 X.
         Se 3. ... d2-h6  4. b8-e5 h6-c1  5. e5-b2, como no 5º lance da Variante 1.
                                               4. b8-e5                       ...
         E transcrevo, agora, a solução (II) do Diagrama 3.1, do livro já citado na Variante 1:
                                               4. ...                              c1-h6
                                               5. e5-f6                        h6-g7
                                               6. a3-c5                       g7xb6
                                               7. a5xc7                      h8-g7
                                               8. c7-e5                       g7-h6
                                               9. e5-f4                        a7-b6
                                            10. f4-e3                         b6-a5
                                            11. e3-d2                        X.

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