premise: Aruba is the only ABC Island.
hypothesis: Aruba ( [ əˈruːbə ] ; [ aːˈrubaː ] ) is a constituent country of the Kingdom of the Netherlands in the southern Caribbean Sea , located about 1600 km west of the main part of the Lesser Antilles and 29 km north of the coast of Venezuela . Together with Bonaire and Curaçao , Aruba forms a group referred to as the ABC islands . An island or isle is any piece of sub-continental land that is surrounded by water .