Predicting winners on clay courts involves several key factors, including a player's proficiency on the surface, as clay is generally slower and requires greater stamina and strategic shot-making. Players with a strong baseline game, effective topspin, and the ability to construct points patiently tend to excel. Additionally, physical fitness and movement are crucial, as matches on clay can be lengthy and grueling. Previous performance on clay, including head-to-head records and recent form, also plays a significant role, along with mental fortitude and adaptability to the varying conditions that clay courts can present. Lastly, experience in navigating the unique challenges of clay, such as unpredictable bounces and sliding, can give a significant advantage.