Deba ball positions in 3-cushion billiards with four rails, applying the number system 50

This is a common ball position in 3-cushion billiards. Executing the deba shot is already challenging, so practicing to achieve a series with the deba is even more difficult. It is important to aim for the red ball to hit the cushion in the area shown in the diagram to set up the ideal position. The most crucial aspect of this ball position is the control of force.