問題 953709: 黒が終盤で引き分けとするために

Michel Loheide (1876) - Benjamin Matthes (1816)
ODJM A 2023 Willingen GER (5), 2023.05.31 Michel Loheide (1876) - Benjamin Matthes (1816)
ODJM A 2023 Willingen GER (5), 2023.05.31

1.e4
c5
2.Nf3
d6
3.Nc3
Nf6
4.d4
cxd4
5.Nxd4
Nc6
6.Bg5
e6
7.Qd2
a6
8.f4
h6
9.Bh4
Nxe4
10.Nxe4
Qxh4+
11.g3
Qd8
12.O-O-O
d5
13.Nc3
Be7
14.Bg2
O-O
15.h4
Nxd4
16.Qxd4
Bf6
17.Qd3
Qa5
18.Kb1
Bd7
19.Ne2
Bb5
20.Qd2
Qa4
21.c3
Qc4
22.Nd4
Bxd4
23.Qxd4
Qxd4
24.Rxd4
Rac8
25.Re1
Rc4
26.Rxc4
Bxc4
27.Kc2
g6
28.b3
Bb5
29.a4
Bc6
30.a5
Rc8
31.Kd3
Kg7
32.Kd4
Kf6
33.Re5
h5
34.Re1
Ke7
35.Bf1
Bb5
36.Bh3
Kd6
37.Bg2
Rc7
38.Bf3
f6
39.Bd1
Re7
40.c4
e5+
41.Kd3
Bd7
42.fxe5+
fxe5
43.cxd5
Bf5+
44.Ke3
Kxd5
45.Be2
Rc7
46.Bc4+
Kc5
47.Kf3
e4+
48.Kf4
Rd7
49.Be2
Kb4
50.Bxh5
gxh5
51.Kxf5
Rg7
52.Rxe4+
Kxa5
53.g4
hxg4
54.Rxg4
Rc7
55.h5
Rc3
56.b4+
Kb5
57.h6
Rh3
58.Kg6
a5
59.bxa5
Kxa5
60.h7
b5
61.Rg5
1. 解決策:61.Rg5
2. Rxh7
3. 62.Kxh7
4. Kb4
5. 63.Kg7
6. 1. 63.Kg6
  2. Kc4
  3. 64.Rg4+
  4. Kc3
  5. 65.Rg3+ with a drawn endgame, for example:
  6. Kc4
  7. 66.Kf7
  8. b4
  9. 67.Rg1
  10. b3
  11. 68.Rg2
  12. Kc3
  13. 69.Rg3+
  14. Kc2
  15. 70.Rg1
  16. b2
  17. 71.Ke6
  18. b1=Q
  19. 72.Rxb1
  20. Kxb1
  1. 63.Kg8
  2. Ka4
  3. 64.Rg7 with a drawn endgame, for example:
  4. Kb4
  5. 65.Kf7
  6. Kc4
  7. 66.Rg4+
  8. Kc5
  9. 67.Rg5+
  10. Kc4
  11. 68.Ke6
  12. b4
  13. 69.Rg4+
  14. Kc3
  15. 70.Rg3+
  16. Kc4
  17. 71.Rg1
  18. b3
  19. 72.Ke5
  20. b2
  21. 73.Ke4
  22. Kc3
  23. 74.Kd5
  24. Kc2
  25. 75.Rg2+
  26. Kb1
  27. 76.Kc4
  28. Ka1
  29. 77.Rg1+
  30. Ka2
  31. 78.Rg2
  32. Ka1
  33. 79.Rg3
  34. b1=R
  35. 80.Ra3+
7. 63...Kc4
8. 64.Kf7
9. 1. 64.Rg4+ with a drawn endgame, for example:
  2. Kc5
  3. 65.Kf6
  4. b4
  5. 66.Ke5
  6. b3
  7. 67.Rg7
  8. Kc4
  9. 68.Rg4+
  10. Kc3
  11. 69.Rg3+
  12. Kb2
  13. 70.Kd4
  14. Ka2
  15. 71.Rg4
  16. b2
  17. 72.Kc3
  18. b1=N+
  19. 73.Kd3
  20. Kb3
  21. 74.Rg6
  22. Na3
  23. 75.Rb6+
  24. Ka4
  25. 76.Rb2
  26. Nb5
  27. 77.Kc4
  28. Na3+
  29. 78.Kc5
  30. Ka5
  31. 79.Rb4
  32. Nc2
  33. 80.Rb2
  34. Na3
  35. 81.Re2
  36. Ka4
  37. 82.Re3
  38. Nc2
  39. 83.Rf3
  40. Na3
  41. 84.Rc3
  42. Nb5
  43. 85.Rc4+
  44. Ka5
  45. 86.Rc2
  46. Ka4
  47. 87.Rg2
  48. Na3
  49. 88.Rg4+
  50. Kb3
  51. 89.Rg3+
  52. Kb2
  53. 90.Kb4
  54. Nb1
  55. 91.Rg2+
  56. Kc1
  57. 92.Kc4
  58. Kd1
  59. 93.Rh2
  60. Na3+
  61. 94.Kb3
  62. Nb5
  63. 95.Kc4
  64. Na3+
  65. 96.Kc3
  66. Nb1+
  67. 97.Kd4
  68. Nd2
  69. 98.Kd3
  70. Nf1
  71. 99.Rb2
  72. Ke1
  73. 100.Re2+
  74. Kd1
  75. 101.Re5
  76. Ng3
  77. 102.Re3
  78. Nf1
  79. 103.Re2
  80. Ng3
  81. 104.Rd2+
  82. Ke1
  83. 105.Rh2
  84. Kd1
  85. 106.Rg2
  86. Nf1
  87. 107.Kd4
  88. Ke1
  89. 108.Kd3
  90. Kd1
  91. 109.Rf2
  92. Ke1
  93. 110.Rb2
  94. Ng3
  95. 111.Rg2
  96. Nf1
  97. 112.Rg1
  98. Kf2
  99. 113.Rg8
  100. Ng3
  1. 64.Kf8
  2. b4
  3. 65.Rg4+ with a drawn endgame, for example:
  4. Kc3
  5. 66.Rg3+
  6. Kc4
  7. 67.Rg7
  8. b3
  9. 68.Rb7
  10. Kc3
  11. 69.Rc7+
  12. Kb2
  13. 70.Kf7
  14. Ka2
  15. 71.Ra7+
  16. Kb2
  17. 72.Kf6
  18. Kc2
  19. 73.Rc7+
  20. Kb2
  21. 74.Ke5
  22. Ka2
  23. 75.Ra7+
  24. Kb2
  25. 76.Kd4
  26. Kc2
  27. 77.Rc7+
  28. Kd2
  29. 78.Rb7
  30. Kc2
  31. 79.Rb5
  32. b2
  33. 80.Rc5+
  34. Kb3
  35. 81.Rb5+
  36. Kc2
  37. 82.Rb6
  38. b1=R
  39. 83.Rxb1
  40. Kxb1
10. 64...b4
11. 65.Ke6 with a drawn endgame, for example:
12. 1. 65.Rg4+ with a drawn endgame, for example:
  2. Kc3
  3. 66.Rg3+
  4. Kc4
  5. 67.Rg1
  6. b3
  7. 68.Rg2
  8. Kc3
  9. 69.Rg3+
  10. Kc2
  11. 70.Rg1
  12. b2
  13. 71.Ke6
  14. b1=Q
  15. 72.Rxb1
  16. Kxb1
  1. 65.Ke8 with a drawn endgame, for example:
  2. b3
  3. 66.Kd7
  4. b2
  5. 67.Rg1
  6. Kb4
  7. 68.Rb1
  8. Ka3
  9. 69.Kc7
  10. Kb3
  11. 70.Kc6
  12. Kc2
  13. 71.Rh1
  14. b1=Q
  15. 72.Rxb1
  16. Kxb1
13. 65...b3
14. 66.Rg8
15. b2
16. 67.Rb8
17. Kc3
18. 68.Kd5
19. Kc2
20. 69.Rc8+
21. Kb1
22. 70.Kd4
23. Ka2
24. 71.Kc3
25. b1=N+
26. 72.Kd3
27. Kb2
28. 73.Re8
29. Kc1
30. 74.Re2
31. Kd1
32. 75.Rb2
33. Kc1
34. 76.Rb3
35. Nd2
36. 77.Rc3+
37. Kd1
38. 78.Ra3
39. Nb1
40. 79.Ra8
41. Kc1
42. 80.Rb8
43. Na3
44. 81.Rb7
45. Nb1
46. 82.Rb6
47. Nd2
48. 83.Rc6+
49. Kd1
50. 84.Rf6
51. Ke1
52. 85.Re6+
53. Kd1
54. 86.Rb6
55. Ke1
56. 87.Kc2
57. Nf3
58. 88.Re6+
59. Kf2
60. 89.Re8
61. Kg3
62. 90.Rf8
63. Ne1+
64. 91.Kd2
65. Nf3+
66. 92.Kd3
67. Ng5
68. 93.Ke3
69. Kh3
70. 94.Rf4
71. Kg3
72. 95.Rb4
73. Nf3
74. 96.Ke4
75. Ng5+
76. 97.Kf5
77. Nf3
78. 98.Rb2
79. Nh4+
80. 99.Ke4
81. Kg4
82. 100.Ra2
83. Kg5
84. 101.Ra5+
85. Kf6
86. 102.Ra6+
87. Kf7
88. 103.Rh6
89. Ng6
90. 104.Rh3
91. Ke6
92. 105.Ra3
93. Ne7
94. 106.Ra6+
95. Kd7
96. 107.Kd4
97. Nc6+
98. 108.Kc4
99. Ne7
100. 109.Kc5
101. Nf5
102. 110.Rf6
103. Ne7
61...Rxh7
62.Kxh7
Ka4
63.Kg6
b4
64.Kf5
b3
65.Rg8
b2
66.Rb8
Ka3
67.Ke4
Ka2
68.Ra8+
Kb3
69.Rb8+
Ka2
70.Ra8+
Kb3
71.Rb8+
Ka2
72.Rxb2+
Kxb2

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問題 953709: 黒 が 終盤で引き分けとするために

問題 953709: 黒 が 終盤で引き分けとするために

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問題 953709: 黒が終盤で引き分けとするために

問題 953709: 黒が終盤で引き分けとするために