Question: Which part of Argentine's national territory is an ice-covered mountainous island off the coast of Antarctica?
Related documents: [0]  [DOC] Argentine Antarctica (Spanish: "Antártida Argentina, Sector Antártico Argentino or Argentártida" ) is a sector of Antarctica claimed by Argentina as part of its national territory consisting of the Antarctic Peninsula and a triangular section extending to the South Pole, delimited by the 25° West and 74° West meridians and the 60° South parallel. This region overlaps with British and Chilean claims in Antarctica; however, all claims are suspended by the Antarctic Treaty System, of which Argentina is a founding signatory and permanent consulting member, with the Antarctic Treaty Secretariat being based in Buenos Aires. [END] 
[1]  [DOC] Elephant Island is an ice-covered mountainous island off the coast of Antarctica in the outer reaches of the South Shetland Islands, in the Southern Ocean. Its name was given by early explorers sighting elephant seals on its shores. The island is situated 245 km north-northeast of the tip of the Antarctic Peninsula, 1,253 km westsouthwest of South Georgia, 935 km south of the Falkland Islands, and 885 km southeast of Cape Horn. It is within the Antarctic claims of Argentina, Chile and the UK. Brazil has a shelter on the island, Goeldi, supporting the work of up to six researchers each during the summer. and another (Wiltgen), which was dismantled in the summer of 1997/98. [END] 
Answer: 
Argentine Antarctica
Argentine Antarctica