<|start_header_id|>assistant<|end_header_id|> Here is a summary of the property description in a single paragraph: No. 77 is a three-storey townhouse situated on Bryher Island, offering far-reaching views towards Portsdown Hill. The property features three primary floors, with the entrance level comprising a bedroom, shower room, and kitchen/dining room with patio doors leading to a waterfront terrace and pontoon/birth. The first floor has a bedroom with en-suite bathroom and a 15' living room with access to a roof terrace overlooking the marina and pontoon. The top floor has a walk-in storeroom and a bedroom with an en-suite shower room. The property also boasts an 11-meter mooring, car parking facilities, and a car port. Located in Port Solent, the property offers a 24/7 manned lock and a serviced marina environment, with easy access to the south coast's main cities.