Triple

T11715933
Position Surface form Disambiguated ID Type / Status
Subject Mthatha River E278497 entity
Predicate hasDam P8736 FINISHED
Object Mthatha Dam
Mthatha Dam is a major water reservoir in South Africa’s Eastern Cape, serving as an important source of water supply and flow regulation for the surrounding region.
E942645 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: Mthatha Dam | Statement: [Mthatha River, hasDam, Mthatha Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mthatha Dam
Context triple: [Mthatha River, hasDam, Mthatha Dam]
  • A. Hartbeespoort Dam
    Hartbeespoort Dam is a large, popular recreational and irrigation reservoir in South Africa’s North West Province, known for its scenic setting and proximity to Pretoria and Johannesburg.
  • B. Witbank Dam
    Witbank Dam is a large reservoir in South Africa’s Mpumalanga province, known for supporting local industry, water supply, and recreational activities such as fishing and boating.
  • C. Vaal Dam
    Vaal Dam is a major reservoir in South Africa that supplies water to the Gauteng region and plays a key role in the country’s water management and power generation systems.
  • D. Blyde Dam
    Blyde Dam is a large concrete arch dam in South Africa’s Mpumalanga province, known for forming part of the scenic Blyde River Canyon and supporting hydroelectric power, irrigation, and tourism in the region.
  • E. Gariep Dam
    Gariep Dam is South Africa’s largest storage reservoir, situated on the Orange River and serving as a key source of water, hydroelectric power, and recreation for the surrounding regions.
  • 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: Mthatha Dam
Triple: [Mthatha River, hasDam, Mthatha Dam]
Generated description
Mthatha Dam is a major water reservoir in South Africa’s Eastern Cape, serving as an important source of water supply and flow regulation for the surrounding region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mthatha Dam
Target entity description: Mthatha Dam is a major water reservoir in South Africa’s Eastern Cape, serving as an important source of water supply and flow regulation for the surrounding region.
  • A. Hartbeespoort Dam
    Hartbeespoort Dam is a large, popular recreational and irrigation reservoir in South Africa’s North West Province, known for its scenic setting and proximity to Pretoria and Johannesburg.
  • B. Witbank Dam
    Witbank Dam is a large reservoir in South Africa’s Mpumalanga province, known for supporting local industry, water supply, and recreational activities such as fishing and boating.
  • C. Vaal Dam
    Vaal Dam is a major reservoir in South Africa that supplies water to the Gauteng region and plays a key role in the country’s water management and power generation systems.
  • D. Blyde Dam
    Blyde Dam is a large concrete arch dam in South Africa’s Mpumalanga province, known for forming part of the scenic Blyde River Canyon and supporting hydroelectric power, irrigation, and tourism in the region.
  • E. Gariep Dam
    Gariep Dam is South Africa’s largest storage reservoir, situated on the Orange River and serving as a key source of water, hydroelectric power, and recreation for the surrounding regions.
  • 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_69d6aaff2ce88190b4a1e4b341ad5377 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a4bf54d88190a8e07fbbf8d9e962 completed April 10, 2026, 7:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69ef83a9479c81909cbe63d81255a1bf completed April 27, 2026, 3:41 p.m.
NEDg Description generation batch_69ef96b0169081909ad5c5d40a006e64 completed April 27, 2026, 5:02 p.m.
NED2 Entity disambiguation (via description) batch_69efb4dad6a481909a54511b6233993b completed April 27, 2026, 7:11 p.m.
Created at: April 8, 2026, 9:40 p.m.