O PÉ-DE-AVESTRUZ ─ VI

VIII ─ O “Pé-de-Avestruz”

e uma dama e três pedras

(CONCLUSÃO)

                                  20

                   

I

                                 1. d4-e3              c1xg5

                                 2. b8-g3              h4xf2

                                 3. d8xe1             X.

                                                     

II

                                 1. ...                    c1-d2

Se 1. ... f8-e7/g7, consulte-se “O Pé-de-Avestruz e outros ensaios”, p. 67, Diagrama V.

                                 2. d4-e3              X.

                                                                  21

                                                                       

I

                                 1. e5-f6               c1-f4

                                 2. a3-b4              a5xc3

                                 3. d8xh6             X.

II

                                 1. ...                    b6-c5

                                 2. a3xf8              c1-h6

Se 2. ... c1-e3   3. e5-d4 e3xb6   4. f8-b4 X.

 e veja-se, em “O Pé-de-Avestruz e outros ensaios”, p. 66, o Diagrama II.

                                            22

                          

Com a dama em a3:

I

                                1. c1-b2               a3xc1

                                2. d4-e3               c1xf4

                                3. h2xe5              X.

II

                                                     

                                1. ...                     a3-e7

Se 1. ... a3-f8   2. c1-a3 X.

Se 1. ... a3-b4   2. c1-d2   3. d4-f2 X.

                                2. c1-a3               e7-d8

                                3. a3-b4               d8-a5

                                4. d4-f2                X.

Com a dama em d8:

                                                     

                                 1. h2-b8               d8-e7

Se 1. ... d8-a5   2. c1-d2   3. d4-f2 X.

                                 2. c1-a3              X.

II

                                 1. ...                    d8-e7

                                 2. c1-a3              X.

NOTA

Com esse O PÉ-DE-AVESTRUZ VI, termino o trabalho, intitulado VIII ─ O “Pé-de-Avestruz” e uma dama e três pedras. Porém O PÉ-DE-AVESTRUZ continuará a ser publicado aqui, mas com este subtítulo: Apêndice, isto é, Apêndices de O Pé-de-Avestruz e outros ensaios ─ o livro de minha autoria, já mencionado por mim, quando do início deste blog.

PROBLEMAS                           

                Soluções dos problemas anteriores

                                               Problema 7

                                                       

                                   1. e7-d8                  a5xe1

                                   2. f4-e5                   d6xd2

                                   3. f8xa3                  c1-b2

                                   4. a3xe3                 e1-c3

                                   5. e3-d2                  c3xe1

                                   6. d8-a5                  X.

Temas: Bloqueio Angular e Vaivém Negro

                                            Problema 8

                                   1. f6-e7                   h4xd8

                                   2. d2-e3                  h6xd2

                                   3. c1xf4                  b8xg3

                                   4. h2xc7                 X.

Temas: Mate Cruzado e Cavilha Dama Branca

                                                     Problema 9

                           Jogam as brancas e ganham

                                    Problema 10

                           Jogam as brancas e ganham

                                             

As soluções desses problemas, veja na próxima postagem.

O PÉ-DE-AVESTRUZ ─ V

VIII ─ O “Pé-de-Avestruz”

e uma dama e três pedras

(CONTINUAÇÃO - IV)

                                16

                   

Com a dama em c1:

I

                             1. h2-e5                     h6-g5

Se 1. ... c1-g5   2. e5-g3 h4xf2   3. e1xf6 X.

                             2. e5-h2                     c1-e3

                             3. d4xg1                    a3-b2

                             4. e1-c3                     X.

II

                             1. ...                          h6-g5

Se 1. ... c1-g5   2. h2-g3 X.

                             2. h2-e5                    X.

Com a dama em f8:

I

                             1. h2-f4                     f8-e7

                             2. f4-g3                     h4xf2

                             3. e1xd8                   X.

II

                             1. ...                          h6-g5

                             2. h2-e5                    f8-h6

Se 2. ... f8-e7   3. e5-g3 h4xf2   4. e1xd8 X.

                             3. e1-a5                    h6-f8

                             4. d4-c5                    f8xb4

                             5. a5xh6                   h4-g3

                             6. e5xh2                   a3-b2

                             7. h2-e5                   X.

Com a dama em d8:

I

                             1. h2-e5                    d8-e7/g5

Se 1. ... h4-g3   2. e5xh2 X.

Se 1. ... h6-g5   2. e1-a5 d8-e7   3. d4-c5 X.

                             2. e5-g3                    X.

II

                             1. ...                          h6-g5

                             2. d4-a1                    d8-b6

                             3. h2-g3                    h4xf2

                             4. e1xa5                   X.

                                                 17                   

Com a dama em c1:

I

                             1. d4-g1                        c1-g5

                             2. f8-g7                         h6xf8

                             3. h2-g3                        h4xf2

                             4. g1xh6                       a5-b4

                             5. h6-d2                        b4-a3

                             6. d2-c3                         X.

II

                             1. ...                          c1-g5

                             2. f8-a3                     g5-c1

Se 2. ... g5-d8   3. d4-a1 d8-g5   4. h2-g3 h4xf2   5. a3-b4 a5xc3   6. a1xe1 X.

                             3. d4-a1                    h6-g5

                             4. h2-e5                    X.

Com a dama em g5:

I

                                          1. f8-a3                    g5-d8

             Se 1. ... g5-c1   2. d4-a1 h6-g5   3. h2-e5 X.

                             2. d4-a1                    h6-g5

                             3. a3-e7                    X.

                                                      II

                             1. ...                          g5-d8

                             2. d4-a1                    X.

Com a dama em d8:

I

                             1. d4-a1                    X.

                                                     

II

                                          1. ...                          d8-g5

Se 1. … h6-g5   2. f8-a3 X.

                             1. f8-a3

                                                             

     como em “Com a Dama em c1” (II.)

                                                                              

                                                18

                    

Com a dama em c1:

I

                             1. e5-h2                        c1-g5

Se 1. ... h6-g5   2. h2-e5 g5-f4   3. e5xh2 c1-h6   4. a3-b2 e veja, em “O Pé-de-Avestruz de volta”, p. 62, o Diagrama 8.1.

                             2. h2-g3                    h4xf2

                             3. a5-b6                    a7xc5

                             4. a3xe1                   X.

II

                             1. ...                          h6-g5

Se 1. ... c1-g5   2. e5-g3 X.

                             2. e5-h2                   X.

                                          

                                                19                    

                                                                   

I

                             1. b8-h2                    c1-d2

                             2. f8-b4                     d2xa5

                             3. d4-b6                    a5xc7

                             4. h2xb8                   X.

II

                             1. ...                          c1-d2

                             2. f8-b4                    X.

PROBLEMAS

                Soluções dos problemas anteriores

                                               Problema 5

                                                       

                                    1. e3-f4                 h4xd8

                                    2. e5-f6                 d8xe7

                                    3. f8xc1                 X.

Temas: Turco e Finta.

                                                       Problema 6

                                    1. c1-e3                f2xd4

                                    2. g3-f4                 e5xg3

                                    3. h2xa1               d8-a5

                                    4. h4-d8                X.

Temas: Bipolar, Bloqueio Angular e Finta.

Problema 7

Jogam as brancas e ganham

Problema 8

Jogam as brancas e ganham

As soluções desses problemas, veja na próxima postagem.