Ricardo Santos edged into a narrow lead in the final round of The Princess by Schüco after reaching the turn three under par.
Birdies at the first, second and eighth moved the Portuguese to 13 under, one ahead of overnight leader Andreas Hartø of Denmark, who was level par after nine, and Englishman Daniel Brooks, who birdied the ninth to be three under at the halfway stage.
Niklas Lemke of Sweden and Frenchman Julien Quesne were both six under after 15 holes to surge up the leaderboard to ten under, a score shared with Pelle Edberg, level par after nine, and Charles-Edouard Russo, three under through 11.
