A 45-year-old man complains about liquid outpouring from his nose, inability to blow his nose, inflated cheeks. Objectively: there is a perforating defect (1?1,5 cm) of alveolar process at a level of the extracted 26th tooth in the lateral part of his upper jaw. Air inhalation through the nose with held nostrils is accompanied by generation of bubbles in the area of perforation. What denture construction should be recommended?