In modern times you are a country if the UN recognizes you as one
Asia Minor, a peninsula also called Anatolia (Turkish: Anadolu), comprises most of the Asian part of modern Turkey and the Armenian highland. Asia Minor is 250,000 square miles. Most people there today speak Turkish. The seas surrounding Asia Minor are the Black Sea, the Aegean Sea and the Mediterranean Sea.
ANSWER: The height of the ocean floor near the middle slit is much greater than the elevation close to the side slit. This disparity influences the depth of the ocean since the water depth would also be higher as the elevation and pressure are higher.