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: Great Trek era | Statement: [Pretorius family, historicalPeriod, Great Trek era]

Target entity: Great Trek era
Context triple: [Pretorius family, historicalPeriod, Great Trek era]

• A. Great Trek chosen
  The Great Trek was a 19th-century migration of Dutch-speaking Afrikaner settlers who moved inland from the British-controlled Cape Colony to establish independent Boer republics in southern Africa.
• B. Voortrekkers
  The Voortrekkers were Dutch-speaking Boer pioneers who migrated inland from the Cape Colony during the 1830s–1840s Great Trek, founding independent republics and playing a central role in early Afrikaner history.
• C. Transvaal Trek
  Transvaal Trek was a segment of the 19th-century Great Trek in which Boer settlers migrated into the Transvaal region to escape British colonial rule and establish independent republics.
• D. The National Era
  The National Era was a 19th-century American abolitionist newspaper best known as the original serial publisher of Harriet Beecher Stowe's "Uncle Tom's Cabin."
• E. New South movement
  The New South movement was a post–Civil War Southern campaign, championed by figures like Henry W. Grady, that promoted industrialization, economic modernization, and reconciliation with the North while downplaying the old plantation-based order.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.