Oscar Martinez Dieguez defeated German Puentes 4-6 7-5 6-3 in the Spain 6 Masters 4 semi-final on clay. The upset overturned the form book — German Puentes came in leading the head-to-head 1–0, but Oscar Martinez Dieguez had been the form player, winning 5 of their last 9 on clay. Oscar Martinez Dieguez claimed a first win over German Puentes in two meetings, narrowing the head-to-head to 1–1.
Martinez Dieguez O. came through in three sets.