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: Letta Mbulu | Statement: [Jonas Gwangwa, collaboratedWith, Letta Mbulu]

Target entity: Letta Mbulu
Context triple: [Jonas Gwangwa, collaboratedWith, Letta Mbulu]

• A. Edna Madzongwe
  Edna Madzongwe is a Zimbabwean politician who became the first female President of the Senate, playing a prominent role in the country’s legislative leadership.
• B. Mangela Koli
  Mangela Koli is a sub-community of the Koli people of western India, traditionally associated with fishing and coastal livelihoods.
• C. Mary Masombuka
  Mary Masombuka is a central student activist character in the South African musical film and stage play "Sarafina!", symbolizing youth resistance against apartheid.
• D. Grace Makutsi
  Grace Makutsi is a highly intelligent, principled, and often comically earnest assistant detective in Alexander McCall Smith’s "The No. 1 Ladies’ Detective Agency" series, known for her exceptional secretarial exam score and distinctive personality.
• E. Esther Lungu
  Esther Lungu is a Zambian public figure and former First Lady known for her charitable and social advocacy work during her husband Edgar Lungu’s presidency.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Letta Mbulu
Target entity description: Letta Mbulu is a South African jazz and pop singer renowned for her powerful voice, anti-apartheid exile work, and collaborations with prominent musicians and film composers.

• A. Edna Madzongwe
  Edna Madzongwe is a Zimbabwean politician who became the first female President of the Senate, playing a prominent role in the country’s legislative leadership.
• B. Mangela Koli
  Mangela Koli is a sub-community of the Koli people of western India, traditionally associated with fishing and coastal livelihoods.
• C. Mary Masombuka
  Mary Masombuka is a central student activist character in the South African musical film and stage play "Sarafina!", symbolizing youth resistance against apartheid.
• D. Grace Makutsi
  Grace Makutsi is a highly intelligent, principled, and often comically earnest assistant detective in Alexander McCall Smith’s "The No. 1 Ladies’ Detective Agency" series, known for her exceptional secretarial exam score and distinctive personality.
• E. Esther Lungu
  Esther Lungu is a Zambian public figure and former First Lady known for her charitable and social advocacy work during her husband Edgar Lungu’s presidency.
• F. None of above. chosen