Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: United States Antarctic Service Expedition | Statement: [Mount Jackson, discoveredBy, United States Antarctic Service Expedition]

Target entity: United States Antarctic Service Expedition
Context triple: [Mount Jackson, discoveredBy, United States Antarctic Service Expedition]

• A. Amundsen–Ellsworth–Nobile expedition
  The Amundsen–Ellsworth–Nobile expedition was a 1926 polar venture led by Roald Amundsen, Lincoln Ellsworth, and Umberto Nobile that achieved the first verified crossing of the Arctic Ocean by airship.
• B. Russian Antarctic Expedition
  The Russian Antarctic Expedition is Russia’s national polar research program responsible for conducting scientific exploration and maintaining research stations across Antarctica.
• C. Commonwealth Trans-Antarctic Expedition
  The Commonwealth Trans-Antarctic Expedition was a 1955–1958 British-led mission that achieved the first overland crossing of Antarctica via the South Pole.
• D. Imperial Trans-Antarctic Expedition
  The Imperial Trans-Antarctic Expedition was Sir Ernest Shackleton’s famed 1914–1917 Antarctic venture, best known for the dramatic survival and rescue of its crew after their ship Endurance was trapped and crushed by pack ice.
• E. Scottish National Antarctic Expedition
  The Scottish National Antarctic Expedition was an early 20th-century Scottish-led scientific and exploratory mission to Antarctica, commanded by William Speirs Bruce, that conducted extensive research and established a permanent meteorological station in the South Orkney Islands.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: United States Antarctic Service Expedition
Triple: [Mount Jackson, discoveredBy, United States Antarctic Service Expedition]

The United States Antarctic Service Expedition was a U.S. government-sponsored Antarctic exploration program (1939–1941) led by Rear Admiral Richard E. Byrd that conducted extensive geographic and scientific surveys on the continent.

Target entity: United States Antarctic Service Expedition
Target entity description: The United States Antarctic Service Expedition was a U.S. government-sponsored Antarctic exploration program (1939–1941) led by Rear Admiral Richard E. Byrd that conducted extensive geographic and scientific surveys on the continent.

• A. Amundsen–Ellsworth–Nobile expedition
  The Amundsen–Ellsworth–Nobile expedition was a 1926 polar venture led by Roald Amundsen, Lincoln Ellsworth, and Umberto Nobile that achieved the first verified crossing of the Arctic Ocean by airship.
• B. Russian Antarctic Expedition
  The Russian Antarctic Expedition is Russia’s national polar research program responsible for conducting scientific exploration and maintaining research stations across Antarctica.
• C. Commonwealth Trans-Antarctic Expedition
  The Commonwealth Trans-Antarctic Expedition was a 1955–1958 British-led mission that achieved the first overland crossing of Antarctica via the South Pole.
• D. Imperial Trans-Antarctic Expedition
  The Imperial Trans-Antarctic Expedition was Sir Ernest Shackleton’s famed 1914–1917 Antarctic venture, best known for the dramatic survival and rescue of its crew after their ship Endurance was trapped and crushed by pack ice.
• E. Scottish National Antarctic Expedition
  The Scottish National Antarctic Expedition was an early 20th-century Scottish-led scientific and exploratory mission to Antarctica, commanded by William Speirs Bruce, that conducted extensive research and established a permanent meteorological station in the South Orkney Islands.
• F. None of above. chosen