Lebon,C. - Faucher,S.
Chpt-lig-IDF-2010, 21-02-2010
1.33-28 18-22 2.31-27 22x33 3.39x28 17-21 4.44-39 19-23 5.28x19 14x23 6.38-33 21-26 7.34-29 23x34 8.39x30 11-17 9.50-44 17-21 10.33-28 12-18 11.37-31 26x37 12.42x31 20-25 13.40-34 15-20 14.44-40 13-19 15.41-37 20-24 16.43-38 7-12 17.47-42 9-13 18.49-43 3-9 19.31-26 18-23 20.26x17 12x21 21.43-39 10-14 22.39-33 21-26 23.34-29…
On peut jouer ici 23.27-22 puis :
A) 23...16-21 24.33-29 24x33 25.38x18 5-10 26.37-31 26x37 27.42x31 19-24 28.30x19 14x12 29.22-17 21-26 30.31-27 12x21 31.27x16 10-14 etc
B) 23...5-10?! 24.34-29 23x34 25.40x20 25x34 26.22-17 14x25 27.17-12 8x17 28.28-22 17x39 29.38-33 39x28 30.32x5 34-39 31.45-40 (31.5-28 13-19 32.28x3 39-44=) 31...39-44 32.40x49 9-14 33.5x8 2x13
23...23x34 24.40x20 25x34 25.20-15 1-7 26.48-43 7-12 27.43-39 34x43 28.38x49 19-24 diagramme
Un plan de jeu plus intéressant semble être 28...6-11 29.42-38 puis :
A) 29...11-17 30.49-43 13-18 31.43-39
(31.27-21? 16x27 32.32x21 17-22 33.28x17 14-20 34.15x22 8-13 35.17x19 26x48 Coup Bonnard N+)
31...17-22 32.28x17 12x21 33.35-30
(33.15-10? 4x15 34.37-31 26x28 35.33x4 21x34 36.4-27 difficile pour les blancs)
33...8-13 34.45-40 2-8 35.40-34 5-10 36.30-25 19-24 37.34-29 24-30 38.25x34 18-23 39.29x18 13x42 40.38x47 14-19 etc...
B) 29...19-24 30.37-31 26x37 31.32x41 11-17 32.45-40 17-21 33.38-32 21-26 34.41-37 13-18 35.40-34 14-19 36.49-43
(36.34-29? 12-17! 37.29x20 19-24 38.20x29 17-22 39.28x17 18-23 40.29x18 8-12 41.17x8 2x42 N+)
36...18-23 37.34-30
B1) 37...9-13 38.43-39 13-18 39.30-25 8-13 40.36-31 2-8 41.28-22 (41.46-41 4-10 42.15x4 5-10 43.4x29 23x43) 41...24-30 42.25x34 16-21 43.27x16 18x40 44.35x44 12-17 45.31-27 13-18 N+1
B2) 37...5-10 38.36-31 12-18 39.43-39 10-14 40.27-21 16x29 41.39-34 23x41 42.34x3 26x37 43.30-25
B2a) 43...41-47 44.25-20 14x25 45.3x26 19-23 N+1
B2b) 43...24-30 44.35x13 9x18 45.3x20 41-47 46.20-24 47x20 47.25x14 37-42 48.14-9
(48.14-10 18-23 49.10-5 23-29 50.5-28 42-47 N+)
48...4x13 49.15-10 N+
29.45-40 14-20 30.40-34 24-29 31.33x24 20x40 32.35x44 12-18 33.42-38 13-19 34.37-31 26x37 35.32x41 18-23 36.28-22 23-29 37.41-37 8-12 38.46-41 5-10 39.37-32 29-34 40.41-37 10-14 41.32-28 …
Sur 41.37-31 6-11 42.31-26 9-13 43.44-39 34x43 44.27-21 16x18 45.32-27 43x21 46.26x6 14-20 47.15x24 19x30 48.49-44 30-35 49.36-31 etc avantage noirs.
41...9-13?!
41...19-24! parait plus fort 42.49-43 …
(42.28-23? 24-30 43.22-18 12-17 44.37-32 30-35 etc N débordent.)
42...14-19 43.37-32 24-30 44.43-39 34x43 45.38x49 30-34 avantage noirs
42.37-32 6-11 43.49-43 diagramme
43. … 12-18?!
Avec 43...12-17! les noirs ont de réelles chances de gain 44.36-31 2-8 45.31-26 8-12 46.43-39 34x43 47.38x49 14-20 48.15x24 19x30 49.44-40 13-19 50.22-18 12x23 51.49-43 4-9 52.43-38 9-13 53.40-35 30-34 54.38-33 13-18 55.26-21 17x26 56.35-30 34x25 57.28-22 26-31 58.22x24 31x22 59.32-28 23x32 60.24-19 32-37 et les noirs doivent gagner.
44.36-31 2-7 45.31-26 7-12 46.26-21 4-9?!
46...18-23 est plus fort car les blancs peuvent se tromper.
A) 47.44-39?! 34-40 48.39-34 40x29 49.43-39 12-17 50.21x12 4-9 51.38-33 29x38 52.32x43 23x21 53.22-18 13x22 54.12-8 21-27 55.8-2 9-13 56.43-38 27-31 grandes chances pour les noirs
B) 47.38-33? 13-18 48.22x24 14-20 49.28x19 20x40 et les noirs doivent gagner la fin de partie.
C) 47.43-39 34x43 48.38x49 23-29
C1) 49.44-40 19-24 50.49-44 14-19 51.44-39 24-30 52.39-33 29x38 53.32x43 30-35 54.40-34 19-24 55.28-23 24-29 56.23-19 13x24 57.34x23 35-40 58.23-18 12x23 59.21-17 23-28 60.17x6 28x17 61.6-1 40-45 62.1-23 24-30 63.23-37=
C2) 49.44-39 29-33 50.49-44 (50.39-34?? 33-38 51.32x43 14-20 52.15x24 19x48 N+) 50...4-9 51.22-17 11x31 52.15-10 16x38 53.10-5 33x22 54.39-34 38-43 55.34-29 12-18 56.29-24 19x30 57.5x49 13-19 les noirs doivent gagner.
47.43-39 34x43 48.38x49 14-20 49.15x24 19x30 50.44-39 9-14 51.49-44 diagramme
51.39-33 est plus compliqué pour les noirs mais ne gagne pas 14-19 52.33-29 30-35 53.49-44 11-17 54.22x11 16x7
A) 55.21-17 12x21 56.27x16 7-12 57.32-27 12-17 58.28-22 17x28 59.16-11 19-23=
B) 55.28-22 7-11
B1) 56.21-16 19-23 57.16x7 23x34 58.7-2 34-40=
B2) 56.21-17?! 12x21 57.27x7 18x38 58.29-23 19x28 59.7-2 13-18 60.2-11 18-22 61.44-39 35-40 62.11-16 38-42 63.39-33 28x39 64.16-11=
B3) 56.32-28 11-16 57.29-24 (57.22-17?? 19-24 58.17x30 35x31 59.21-17 31-37 N+) 57...19x30 58.22-17=
51...14-19 52.44-40 19-24
52...18-23 mène à la nulle 53.40-35 30-34 54.39x30 23-29 55.30-25 19-24 56.28-23 29x18 57.32-28 11-17 58.22x11 16x7 59.28-22 7-11 60.21-16 24-29 61.16x7 12x1 62.25-20 29-34 63.20-15 34-39 64.15-10 39-43 65.10-5 43-49 66.5-32 49-44= ; 52...30-35?! les noirs cherchent la nulle 53.21-17! 35x33 54.17x6 16-21 55.28x39 19-23 56.27x16 18x38 57.6-1 13-18 58.39-33 38x29 59.1-6 29-34 60.6-44 12-17 61.44x11 34-40 62.11-17 40-45=
53.40-34 …
Avec 53.40-35 les noirs sont devant un choix difficile 11-17
(53...13-19?! 54.22x13 19x8 55.28-23 8-13 56.23-19 13-18 57.39-33 24x13 58.35x24 11-17 59.24-20 17x26 60.20-15 12-17 61.33-28 16-21 62.27x16 26-31 63.15-10 18-22 64.10-4 22x33 65.4x6 31-36 66.6x50 36-41=)
54.22x11 16x7 55.21-17 12x21 56.27x16 13-19 57.32-27 18-23 58.28-22 23-29 59.22-17 29-34 60.39-33 19-23 61.17-11 23-29 62.11x2 29x38=
53...30-35 54.39-33 24-30 55.34x25 35-40 56.25-20 40-44 57.20-15 44-50 58.15-10 11-17 59.22x11 16x7 60.33-29 …
60.10-4 apporte la nulle malgré 13-19 61.4x22 19-23 62.28x19 50x26 63.19-14=
60...50x36 61.10-5 36-22 62.29-24 22-6 63.32-27... et la nulle fut conclue.