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: Sudan campaign | Statement: [Douglas Haig, conflict, Sudan campaign]

Target entity: Sudan campaign
Context triple: [Douglas Haig, conflict, Sudan campaign]

• A. Siege of Khartoum
  The Siege of Khartoum was an 1884–1885 military encirclement and capture of the Sudanese capital by Mahdist forces, culminating in the death of British General Charles Gordon and a major imperial defeat for Britain.
• B. East African campaign
  The East African campaign was a World War II military operation in which Allied forces, including British, Commonwealth, and Free French troops, fought to expel Italian forces from East Africa between 1940 and 1941.
• C. Fashoda Incident chosen
  The Fashoda Incident was an 1898 imperial confrontation between Britain and France in Sudan that nearly triggered war and symbolized the climax of their colonial rivalry in Africa.
• D. Sinai and Palestine campaign
  The Sinai and Palestine campaign was a World War I Middle Eastern theatre in which Allied forces fought the Ottoman Empire across the Sinai Peninsula and into Palestine, contributing to the eventual collapse of Ottoman control in the region.
• E. Siege of Mafeking
  The Siege of Mafeking was a famous 217-day Boer War siege of a British-held town in South Africa whose relief became a major propaganda victory and symbol of British resilience.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.