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: Oliver Tambo | Statement: [African National Congress, ledBy, Oliver Tambo]

Target entity: Oliver Tambo
Context triple: [African National Congress, ledBy, Oliver Tambo]

• A. Walter Sisulu
  Walter Sisulu was a prominent South African anti-apartheid activist and African National Congress leader who played a key role in the struggle against white minority rule and was imprisoned for many years alongside Nelson Mandela.
• B. Trevor Thamsanqa Tutu
  Trevor Thamsanqa Tutu is a South African figure best known as the son of Nobel Peace Prize–winning anti-apartheid activist and Anglican Archbishop Desmond Tutu.
• C. Ahmed Kathrada
  Ahmed Kathrada was a prominent South African anti-apartheid activist, close associate of Nelson Mandela, and long-serving political prisoner who later became a key figure in the post-apartheid government.
• D. Mangosuthu Buthelezi
  Mangosuthu Buthelezi was a prominent South African Zulu leader and founder of the Inkatha Freedom Party who played a controversial but significant role in the country’s transition from apartheid to democracy.
• E. Mpho Andrea Tutu
  Mpho Andrea Tutu is an Anglican priest, author, and human rights advocate, known for her work on reconciliation and social justice and as the daughter of Archbishop Desmond Tutu.
• 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: Oliver Tambo
Triple: [African National Congress, ledBy, Oliver Tambo]

Oliver Tambo was a prominent South African anti-apartheid activist and long-serving president of the African National Congress who played a key role in building its international support and guiding the liberation struggle in exile.

Target entity: Oliver Tambo
Target entity description: Oliver Tambo was a prominent South African anti-apartheid activist and long-serving president of the African National Congress who played a key role in building its international support and guiding the liberation struggle in exile.

• A. Walter Sisulu
  Walter Sisulu was a prominent South African anti-apartheid activist and African National Congress leader who played a key role in the struggle against white minority rule and was imprisoned for many years alongside Nelson Mandela.
• B. Trevor Thamsanqa Tutu
  Trevor Thamsanqa Tutu is a South African figure best known as the son of Nobel Peace Prize–winning anti-apartheid activist and Anglican Archbishop Desmond Tutu.
• C. Ahmed Kathrada
  Ahmed Kathrada was a prominent South African anti-apartheid activist, close associate of Nelson Mandela, and long-serving political prisoner who later became a key figure in the post-apartheid government.
• D. Mangosuthu Buthelezi
  Mangosuthu Buthelezi was a prominent South African Zulu leader and founder of the Inkatha Freedom Party who played a controversial but significant role in the country’s transition from apartheid to democracy.
• E. Mpho Andrea Tutu
  Mpho Andrea Tutu is an Anglican priest, author, and human rights advocate, known for her work on reconciliation and social justice and as the daughter of Archbishop Desmond Tutu.
• F. None of above. chosen