Triple

T406328
Position Surface form Disambiguated ID Type / Status
Subject Nelson Mandela E9390 entity
Predicate residence P75 FINISHED
Object Houghton Estate, Johannesburg
Houghton Estate, Johannesburg is an affluent, historically significant suburb best known as one of the primary residential areas of Nelson Mandela.
E51217 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: Houghton Estate, Johannesburg | Statement: [Nelson Mandela, residence, Houghton Estate, Johannesburg]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Houghton Estate, Johannesburg
Context triple: [Nelson Mandela, residence, Houghton Estate, Johannesburg]
  • A. Kruger House, Pretoria
    Kruger House in Pretoria is the former residence of South African president Paul Kruger, now preserved as a museum dedicated to his life and the history of the late 19th-century South African Republic.
  • B. Soweto
    Soweto is a historically significant township in Johannesburg, South Africa, known for its central role in the struggle against apartheid and its rich urban culture.
  • C. Greytown
    Greytown is a small town in KwaZulu-Natal, South Africa, historically notable as the birthplace of Boer general and first South African Prime Minister Louis Botha.
  • D. Ochre Court
    Ochre Court is a grand Gilded Age mansion in Newport, Rhode Island, renowned for its elaborate French chateau–style architecture and role as a symbol of America’s turn-of-the-century opulence.
  • E. Belair Mansion
    Belair Mansion is a historic 18th-century plantation house and former estate of colonial governors and thoroughbred horse breeders, now preserved as a museum in Prince George’s County, Maryland.
  • 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: Houghton Estate, Johannesburg
Triple: [Nelson Mandela, residence, Houghton Estate, Johannesburg]
Generated description
Houghton Estate, Johannesburg is an affluent, historically significant suburb best known as one of the primary residential areas of Nelson Mandela.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Houghton Estate, Johannesburg
Target entity description: Houghton Estate, Johannesburg is an affluent, historically significant suburb best known as one of the primary residential areas of Nelson Mandela.
  • A. Kruger House, Pretoria
    Kruger House in Pretoria is the former residence of South African president Paul Kruger, now preserved as a museum dedicated to his life and the history of the late 19th-century South African Republic.
  • B. Soweto
    Soweto is a historically significant township in Johannesburg, South Africa, known for its central role in the struggle against apartheid and its rich urban culture.
  • C. Greytown
    Greytown is a small town in KwaZulu-Natal, South Africa, historically notable as the birthplace of Boer general and first South African Prime Minister Louis Botha.
  • D. Ochre Court
    Ochre Court is a grand Gilded Age mansion in Newport, Rhode Island, renowned for its elaborate French chateau–style architecture and role as a symbol of America’s turn-of-the-century opulence.
  • E. Belair Mansion
    Belair Mansion is a historic 18th-century plantation house and former estate of colonial governors and thoroughbred horse breeders, now preserved as a museum in Prince George’s County, Maryland.
  • 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_69a2e8004cb88190b92ed1add6abf41a completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ecbc00508190bbb602179273f29c completed Feb. 28, 2026, 1:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69a413f75e5481908b7a0f070dec5c56 completed March 1, 2026, 10:24 a.m.
NEDg Description generation batch_69a41464d2a8819085ee2fc8a86a7628 completed March 1, 2026, 10:26 a.m.
NED2 Entity disambiguation (via description) batch_69a414a7aff08190ab54f4118cec790d completed March 1, 2026, 10:27 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.