Input (grade 10): It comprises the region south of 60 Â S latitude and between longitudes and, forming a wedge shape that extends to the South Pole. The Territory was formed on 3 March 1962, although the UK's claim to this portion of the Antarctic dates back to Letters Patent of 1908 and 1917.
Output (grade 8): It is a triangle in Antarctica from the South Pole to 60 Â S latitude between longitudes 20 Â W and 80 Â W/O. The Territory was formed on March 3, 1962, although the UK first claimed this part of the Antarctic in 1908.