Task: Text Categorization
Input (English): One ridge feature on this body is the Slidr Sulci and a unique class of dark features here are guttae. Its\n largest impact crater is Mazomba. This moon has a unique surface feature called "cantaloupe terrain",\n which resembles a melon skin. Due to tidal heating, this moon is believed to have spent a billion years in a\n liquid state. This moon's gravity is believed to cause disruption in the orbit of its neighbor, Nereid. Frozen\n nitrogen is emitted by geysers on this moon, the most notable example of ice volcanoes. Because of its\n retrograde orbit, this moon is believed to have been captured from the Kuiper Belt. For 10 points, name this\n largest moon of Neptune.
Output (English): Social Science