The Unknown Derek Oldbury COLUMN NUMBER 24 Problem Number 24: By Derek Oldbury White to move and win A little teaser Solution To problem Number 23: ... 11-8; 4-11 17-14; 10-26 28-24; 29-15 19-3; 27-18 16-7; 2-11 3-8; 20-27 32-14; 9-18 8-31. White wins. Game Number 24. 'Defiance' Opening Set black men on squares 1 to 12; white men on squares 21 to 32. Start moving: 11-15 23-19; 9-14 27-23; 8-11 22-18; 15-22 25-9; 5-14 29-25; 11-15 25-22; 6-9 (I usually play 4-8, and it is best) 24-20; 15-24 28-19; 4-8 (Black should avoid this type of formation, as you will see) 22-18 (White grips the centre); 8-11 31-27 (baiting the trap) Forms Diagram: Black to move
Continue: 10-15 (Black falls) 19-10; 2-6 18-15; 11-18 30-25; 6-15 21-17; 14-30 23-5; 30-23 27-2. White wins. Shown to me by Ben Oldman, the celebrated problemist. |