Modern Chess Formula (The Powerful impact of Engines) - Vladimir TukmakovModern Chess Formula: The Powerful Impact of Engines by Vladimir Tukmakov One, and sometimes more engines, toil without rationing electricity, sometimes checking on their masters ideas or more oft en showing their own evaluations and recommendations on screen with each conclusion supplemented by an exact numeric equivalent. Th ere is no arguing with such an expert. Is it even necessary? He, as the almighty judge, knows all and can answer any question.