Triple

T14017075
Position Surface form Disambiguated ID Type / Status
Subject Johannesburg drainage system E337230 entity
Predicate managedBy P86 FINISHED
Object Johannesburg Water
Johannesburg Water is the municipal water and sanitation utility responsible for providing water services and wastewater management in the City of Johannesburg, South Africa.
E1076288 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: Johannesburg Water | Statement: [Johannesburg drainage system, managedBy, Johannesburg Water]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Johannesburg Water
Context triple: [Johannesburg drainage system, managedBy, Johannesburg Water]
  • A. Breede River
    The Breede River is a major river in South Africa’s Western Cape, known for flowing through fertile wine and fruit-growing valleys before reaching the Indian Ocean.
  • B. Vaalwater
    Vaalwater is a small rural town in South Africa’s Limpopo province, serving as a key gateway and service hub for the surrounding Waterberg biosphere and game reserves.
  • C. Nelspruit
    Nelspruit is a city in northeastern South Africa, now known as Mbombela, noted as a regional hub near Kruger National Park and for hosting matches during the 2010 FIFA World Cup.
  • D. Theewaterskloof Dam
    Theewaterskloof Dam is one of the largest dams in the Western Cape of South Africa, serving as a major water supply source for Cape Town and surrounding agricultural areas.
  • E. Wesselsbron
    Wesselsbron is a maize-farming town in South Africa’s Free State province, known for its role in the country’s grain production.
  • 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: Johannesburg Water
Triple: [Johannesburg drainage system, managedBy, Johannesburg Water]
Generated description
Johannesburg Water is the municipal water and sanitation utility responsible for providing water services and wastewater management in the City of Johannesburg, South Africa.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Johannesburg Water
Target entity description: Johannesburg Water is the municipal water and sanitation utility responsible for providing water services and wastewater management in the City of Johannesburg, South Africa.
  • A. Breede River
    The Breede River is a major river in South Africa’s Western Cape, known for flowing through fertile wine and fruit-growing valleys before reaching the Indian Ocean.
  • B. Vaalwater
    Vaalwater is a small rural town in South Africa’s Limpopo province, serving as a key gateway and service hub for the surrounding Waterberg biosphere and game reserves.
  • C. Nelspruit
    Nelspruit is a city in northeastern South Africa, now known as Mbombela, noted as a regional hub near Kruger National Park and for hosting matches during the 2010 FIFA World Cup.
  • D. Theewaterskloof Dam
    Theewaterskloof Dam is one of the largest dams in the Western Cape of South Africa, serving as a major water supply source for Cape Town and surrounding agricultural areas.
  • E. Wesselsbron
    Wesselsbron is a maize-farming town in South Africa’s Free State province, known for its role in the country’s grain production.
  • 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_69d81c6543a48190bd5ba93d7419e797 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de2f396b648190927e5718c3bb6511 completed April 14, 2026, 12:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69fbc32d77108190b038e8a750738439 completed May 6, 2026, 10:39 p.m.
NEDg Description generation batch_69fc43e28e288190827925f45b942959 completed May 7, 2026, 7:48 a.m.
NED2 Entity disambiguation (via description) batch_69fc444630408190b368611373265973 completed May 7, 2026, 7:50 a.m.
Created at: April 9, 2026, 10:19 p.m.