domingo, 22 de março de 2015

DAMAS para crianças e adolescentes 47
           

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 40
João de Deus X Alexander Chvartsman 

                                                                          1. c3-d4                        d6-c5
                                               2. b2-c3                        c7-d6
                                               3. c3-b4                        b6-a5
                                               4. d4xb6                       a5xc7
                                               5. a1-b2                        d6-e5
                                               6. g3-f4                         e5xg3
                                               7. h2xf4                        f6-e5
                                               8. f4xd6                        c7xe5
                                               9. f2-g3                         g7-f6
                                             10. b4-a5                        h8-g7
                                             11. e1-f2                         d8-c7
                                             12. e3-f4                         f6-g5
                                             13. f4xd6                        c7xe5
                                             14. a3-b4                        b8-c7
                                             15. b2-c3                        g7-f6
                                             16. g3-h4                        a7-b6
                                             17. d2-e3                        g5-f4
                                             18. e3xg5                       h6xf4
                                             19. c3-d4                        e5xc3
                                             20. b4xd2                       f4-g3
                                             21. f2-e3                         g3-h2
                                             22. e3-d4                        e7-d6
                                             23. c1-b2                        f8-g7
                                             24. d2-c3                        g7-h6
                                             25. c3-b4                        h6-g5
                                             26. b4-c5                        d6xb4
                                             27. a5xc3                       c7-d6
                                             28. c3-b4                        f6-e5
                                             29. d4xf6                        g5xe7
                                             30. h4-g5                        b6-c5
                                             31. g5-f6
empate.


FINAIS DE 3 DAMAS X 1 DAMA E 3 PEDRAS

O “Pé-de-Avestruz”
e uma Dama e três pedras (VIII)
                                                                                    
Já publicados na outra seção do blog ─ então intitulada
O PÉ-DE-AVESTRUZ ─ nos meses de JAN, FEV e MAR de 2011

13

         Com a Dama em h6:

                            I

                                               1. a3-c1                       a5-b4
         Se 1. ... d8-e7   2. d4-b6 a5xc7   3. b8xf4 X.
         Se 1. ... f8-e7   2. d4-e3 X.
                                               2. d4-c5                       b4xd6
                                               3. b8xf4                       h6xe3
                                               4. c1xf4                       X.

                            II

                                               1. ...                              h6-c1
         Se 1. ... h6-g5   2. d4-b6 X.
         Se 1. ... d8-e7   2. a3-c1 a5-b4   3. d4-c5 X.
                                               2. d4-a1                       c1-h6
         Se 2. ... d8-e7   3. a1-d4 c1-h6   4. a3-c1 X.
                                               3. a3-c1                       a5-b4
                                               4. b8-f4                        X.

         Com a Dama em c1:

                            I

                                               1. d4-a1                       c1-h6
         Se 1. ... d8-e7   2. a1-d4 c1-h6  (se 2. ... c1-g5   3. a3-b4 a5xe5   4. b8xh6 e7-d6   5. h6-f4 d6-c5   6. f4-e5 X)  3. a3-c1 X.
                                               2. a3-c1                       X.

                            II
                                                                     
                                               1. ...                              d8-e7
                                               2. d4-a1                       c1-h6
                                               3. a3-c1                       X.

         Com a Dama em h4:

                            I

                                               1. d4-a1                       d8-e7
                                               2. a1-d4                       h4-e1
                                               3. d4-c3                       e1xb4
                                               4. a3xc5                      X.

                            II
     
                                               1. ...                              d8-e7
                                               2. d4-a1                       X.

14
 
Pé-de-Avestruz: triângulo
 Base: peças h2, h4, h6; vértice: d4

                            I

                                               1. d4-e3                       X.

                            II
                                                                     
                                               1. ...                              c1-a3
         Se 1. ... f8-e7   2. d4-e3 c1xg5   3. h4xf6 e7xg5   4. h2-b8 X.
                                               2. d4-c5                       a3xe7
                                               3. h2-c7                       d8xb6
                                               4. h4xa5                      X.


DESAFIO

Problemas

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

Solução da postagem anterior

 PROBLEMA 83

                                                             1. f4-e3                        h6xd2
         Se 1. ... h6xc1   2. f8-h6 Vaivém Branco e1xg3   3. h2xf4 c1xg5   4. h4xf6 a1xg7   5. h6xf8  Escada e Vaivém Branco X.   
                                               2. f8-h6  Vaivém Branco     e1xg3
                                               3. h2xf4  Finta (sic)          d2xg5
                                               4. h4xf6                       a1xg7
                                               5. h6xf8  Escada e V. Branco    X.

            Temas: Escada, Finta (sic) e Vaivém Branco

PROBLEMA 84
Jogam as brancas e ganham 

         Solução na próxima postagem

Estudos

Já publicado na outra seção do blog ─ PROBLEMAS E ESTUDOS

ESTUDO 14 (III)

VARIANTE 1.1

                                                             4. ...                              c1-a3
                                               5. g1-f2                        a3-e7
         Se 5. ... a3-c1   6. f2-g3   7. g3-h4 X.
         Se 5. ... a3-b4/f8, idem.
         Se 5. ... h6-g5   6. d4-b2   7. f2-e3 X.
                                               6. f2-g3                        h6-g5
         Se 6. ... e7-d8   7. b8-e5 d8-h4  (se 7. ... h6-g5   8. g3-h4 X)   8. d4-f2, como no 8º lance da Variante 1.
                                               7. d4-a1                       g5-h4
         Se 7. ... e7-d8/a3/b4/c5/f8   8. g3-h4 X.
                                               8. b8-f4                        h4xf2
                                               9. f4-e3  Mate em Ângulo    X.

                                                   VARIANTE 1.2
                                                             4. ...                              c1-d2
                                               5. g1-f2                        d2-a5
         Se 5. … d2-b4/c1   6. f2-g3   7. g3-h4 X.
         Se 5. ... d2-e1   6. d4-e5 X.
         Se 5. ... d2-e3   6. b8-a7 e3xg1   7. d4-c5 X.
         Se 5. ... d2-g5   6. f2-g3 g5-d8   7. b8-e5 d8-h4   8. d4-f2 X.
                                               6. f2-g3                        h6-g5
         Se 6. ... a5-d8   7. b8-a7 h6-g5   8. g3-h4 g5-f4   9. d4-f6 X.
         Se 6. ... a5-b4/d2/e1   7. g3-h4 X.
                                               7. b8-d6                       g5-h4
                                               8. d4-f2                        a5-e1
         Se 8. ... a5-d8   9. d6-e7   10. f2-e1 X.
         Se 8. ... a5-c3/d2   9. f2-g1 X.  Mate em Ângulo
                                               9. d6-c7  Vaivém Negro      e1-a5
                                             10. c7-d8  Vaivém Negro       a5-e1
                                             11. d8-a5  Prisão              X.
(CONTINUA)


sábado, 21 de março de 2015

PROBLEMAS E ESTUDOS + APÊNDICE (IV) ─ CONCLUSÃO ─ DA MATÉRIA PUBLICADA NO INÍCIO DESTA SEÇÃO DO BLOG

               

PARTE 2
PARTE 1 Sumário (ver postagem de DEZ.2014)


                  Problemas

                                                       SOLUÇÃO DO PROBLEMA ANTERIOR
        
                                               Problema 83

                                                                 1. f4-e3                                  h6xd2
            Se 1. ... h6xc1   2. f8-h6 e1xg3   3. h2xf4 c1xg5   4. h4xf6 a1xg7   5. h6xf8 X.
                                                           2. f8-h6                                 e1xg3
                                                           3. h2xf4                                d2xg5
                                                           4. h4xf6                                a1xg7
                                                           5. h6xf8                                X.

Temas: Escada, Finta (sic) e Vaivém Branco

84
Jogam as brancas e ganham

A solução desse problema, veja na próxima postagem

                  Estudos 

                                                      SOLUÇÃO DO ESTUDO ANTERIOR

                                                            Estudo 17

                                                           1. c5-e3                                g3-h2
            Se 1. ... c3-b2   2. e3-c1 b2-a1   3. d8-f6 g3-h2  (se 3. ... g3-f2   4. f6-h8 a1xf6   5. h8xg1 X)   4. c1-e3 h2-g1 (se 4. ... a1-c3  5. f6-h8 c3xf6   6. h8xd4 X)  5. e3-a7 X.
                                                           2. d8-f6                                 c3-b2
            Se 2. … h2-g1   3. f6-h8 g1xf6   4. h8xa1 X.
                                                           3. e3-c1                                b2-a1
            Se 3. ... h2-g1   4. c1xa3 g1-h2   5. a3-d6 X.
                                                           4. c1-e3                                h2-g1
            Se 4. ... a1-c3   5. f6-h8 c3xf6    6. h8xd4 X.
                                                           5. e3-a7                                g1-h2
            Se 5. ... a1-c3   6. f6-h8 c3xf6   7. h8xd4 X.
                                                           6. a7-b8                                h2xd6
                                                           7. b8xe5                               X.

Temas: Bloqueio Central, Vaivém Duas Cores e Mate Cruzado

                                  Estudo 18
Jogam as brancas e ganham 

A solução desse estudo será dada na próxima postagem


APÊNDICE (IV) (CONCLUSÃO)
DA MATÉRIA PUBLICADA NO INÍCIO DESTA SEÇÃO DO BLOG, INTITULADA

O PÉ-DE-AVESTRUZ
VIII – O “Pé-de-Avestruz”
e uma dama e três pedras

7
                                                                                      
                                                                                   I

            Sem comentários.

                                                                                  II

                                                           1. ...                                      f8-g7
            Se 1. ... h6-g5   2. h4xd8 a5-d2  (se 2. ... a5-e1   3. h2-g3 X)  3. d4-g7 X.
                                                           2. d4-c5                                g7-f6
            Se 2. ... h6-g5, ver Variante 1.
                                                           3. h4xd8                               h6-g5
            Se 3. ... a5-e1   4. d8-h4 e1-a5   5. h2-c7 X.
                                                           4. d8xh4                               a5-c3
                                                           5. h2-f4!                                c3-b2
            Se 5. ... h8-g7   6. f4-e5 X.
            Se 5. ... c3-g7   6. f4-h6 X.
            Se 5. ... c3-a1   6. c5-a3 X.
                                                           6. c5-b4                                b2-a1
                                                           7. b4-a3!                               a1-c3
                                                           8. a3-e7!                               c3-a1
            Se 8. ... h8-g7   9. e7-f6 X.
                                                           9. h4-f6!                                a1xg7
                                                         10. f4-h6                                  g7-f8
                                                         11. e7-a3                                 h8-g7
                                                         12. h6-e3                                 X.

                                                           VARIANTE 1

                                                           2. ...                                       h6-g5
                                                           3. h4xd8                               a5-d2
            Se 3. ... g7-f6   4. d8xh4 a5-c3   5. h2-f4! como já se viu no lance 5 da linha principal.
            Se 3. ... a5-e1   4. h2-f4 g7-h6  (se 4. ... e1-h4   5. c5-e7 h4-f2   6. f4-g3 f2xh4   7. e7-g5 X;  se 4. ... g7-f6   5. d8xh4 e1-c3   6. f4-d2 X;  se 4. ... e1-a5   5. f4-c7 g7-f6   6. d8xh4 X)  5. c5-d4 e1-b4   6. d4-c3 X.
                                                           4. h2-d6                                d2-e1
            Se 4. ... d2-h6   5. c5-d4 h6-c1  (se 5. ... h6-d2   6. d4-f6 X)  6. d6-f8 g7-h6   7. d4-e5 X.
            Se 4. ... d2-a5   5. d6-c7 g7-f6   6. d8xh4 X.
            Se 4. ... d2-c1   5. c5-a3 c1-d2   6. d8-g5 d2xh6   7. a3-c1 X.
                                                           5. c5-d4                                e1-h4
            Se 5. ... e1-d2   6. d4-f6 X.
            Se 5. ... e1-a5   6. d6-a3 a5-d2   7. a3-b4 d2xa5   8. d4-b6 X.
                                                           6. d6-e7                                h4-g3
            Se 6. ... g7-f6   7. d4xg7 h8xf6   8. e7xg5 X.
            Se 6. ... h4-e1   7. e7-b4 X.
                                                           7. e7-f8                                  g7-h6
                                                           8. d4-g7                                X.

8

                                                                                  I
 
                                                           1. e5-a1                                 h6-c1
            Se 1. ... h6-f4   2. a1-e5 X.
                                                           2. a1-c3                                 c1-f4
                                                           3. c5-e3                                 X.

                                                                                  II

                                                           1. ...                                        h6-g7
                                                           2. c5-d4                                 g7-h6
                                                           3. e5-f6                                  h6-f4
            Se 3. ... h6-c1   4. d4-c5 X.
                                                           4. d4-c5                                f4-h6
            Se 4. ... f4-c1   5. f6-c3 X.
            Se 4. ... f4-b8   5. f6-c3 X.
                                                           5. f6-g7                                 h6xb4
                                                           6. a5xc3                                X.

(CONCLUSÃO)