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: 1st South African Infantry Brigade | Statement: [Delville Wood, primaryAttackingForce, 1st South African Infantry Brigade]

Target entity: 1st South African Infantry Brigade
Context triple: [Delville Wood, primaryAttackingForce, 1st South African Infantry Brigade]

• A. 1st South African Infantry Brigade chosen
  The 1st South African Infantry Brigade was a South African Army formation that served with distinction in East and North Africa during the Second World War.
• B. 1st South African Division
  The 1st South African Division was a World War II infantry division of the South African Army that fought with the British Eighth Army in the North African campaign.
• C. South African 5th Brigade
  The South African 5th Brigade was a World War II infantry formation of the Union Defence Force that fought with the British Eighth Army in the North African campaign.
• D. South African Infantry Corps
  The South African Infantry Corps is the primary ground combat arm of the South African Army, responsible for providing trained infantry forces for national defense and peacekeeping operations.
• E. South African Brigade
  The South African Brigade was a World War I infantry formation of the Union of South Africa that fought as part of the British Army, noted for its heavy losses and bravery on the Western Front.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.