Triple

T2482090
Position Surface form Disambiguated ID Type / Status
Subject Zindzi Mandela E55839 entity
Predicate grandparent P2400 FINISHED
Object Gadla Henry Mphakanyiswa
Gadla Henry Mphakanyiswa was a South African chief and the father of Nelson Mandela, making him the paternal great-grandfather of Zindzi Mandela.
E308274 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
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).
Input
Phrase: Gadla Henry Mphakanyiswa | Statement: [Zindzi Mandela, grandparent, Gadla Henry Mphakanyiswa]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Gadla Henry Mphakanyiswa
Context triple: [Zindzi Mandela, grandparent, Gadla Henry Mphakanyiswa]
  • A. Dumisa Ntsebeza
    Dumisa Ntsebeza is a South African lawyer, human rights advocate, and former Truth and Reconciliation Commission commissioner known for his work on transitional justice and constitutional law.
  • B. Lobengula Khumalo
    Lobengula Khumalo was the second and last king of the Ndebele (Matabele) Kingdom in what is now Zimbabwe, known for his resistance to British colonial encroachment in the late 19th century.
  • C. Tongayi Chirisa
    Tongayi Chirisa is a Zimbabwean actor known for his work in American television and film, including prominent roles in comedy and drama series.
  • D. Walter Mzembi
    Walter Mzembi is a Zimbabwean politician and former government minister who has held prominent roles in the country’s tourism and foreign affairs sectors.
  • E. Oupa Johannes Mafanyana Seakamela
    Oupa Johannes Mafanyana Seakamela was the first husband of Zindzi Mandela, daughter of Nelson and Winnie Mandela, and the father of some of her children.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
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]"
Input
Entity: Gadla Henry Mphakanyiswa
Triple: [Zindzi Mandela, grandparent, Gadla Henry Mphakanyiswa]
Generated description
Gadla Henry Mphakanyiswa was a South African chief and the father of Nelson Mandela, making him the paternal great-grandfather of Zindzi Mandela.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Gadla Henry Mphakanyiswa
Target entity description: Gadla Henry Mphakanyiswa was a South African chief and the father of Nelson Mandela, making him the paternal great-grandfather of Zindzi Mandela.
  • A. Dumisa Ntsebeza
    Dumisa Ntsebeza is a South African lawyer, human rights advocate, and former Truth and Reconciliation Commission commissioner known for his work on transitional justice and constitutional law.
  • B. Lobengula Khumalo
    Lobengula Khumalo was the second and last king of the Ndebele (Matabele) Kingdom in what is now Zimbabwe, known for his resistance to British colonial encroachment in the late 19th century.
  • C. Tongayi Chirisa
    Tongayi Chirisa is a Zimbabwean actor known for his work in American television and film, including prominent roles in comedy and drama series.
  • D. Walter Mzembi
    Walter Mzembi is a Zimbabwean politician and former government minister who has held prominent roles in the country’s tourism and foreign affairs sectors.
  • E. Oupa Johannes Mafanyana Seakamela
    Oupa Johannes Mafanyana Seakamela was the first husband of Zindzi Mandela, daughter of Nelson and Winnie Mandela, and the father of some of her children.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ab49e670a88190b928e08302381710 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd163378481908b75f2f5de0e89c6 completed March 7, 2026, 7:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69b03104c21c81909fede29ce1e76d88 completed March 10, 2026, 2:56 p.m.
NEDg Description generation batch_69b031b0606c81908ff879fd8464c7d4 completed March 10, 2026, 2:58 p.m.
NED2 Entity disambiguation (via description) batch_69b039a5d7748190a44b878a5be62f54 completed March 10, 2026, 3:32 p.m.
Created at: March 6, 2026, 9:45 p.m.