Triple

T6991055
Position Surface form Disambiguated ID Type / Status
Subject Kaapvaal Craton E162085 entity
Predicate overlainBy P8377 FINISHED
Object Witwatersrand Supergroup
The Witwatersrand Supergroup is a thick sequence of ancient sedimentary rocks in South Africa renowned for hosting some of the world’s largest gold deposits.
E635113 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: Witwatersrand Supergroup | Statement: [Kaapvaal Craton, overlainBy, Witwatersrand Supergroup]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Witwatersrand Supergroup
Context triple: [Kaapvaal Craton, overlainBy, Witwatersrand Supergroup]
  • A. Bushveld Igneous Complex
    The Bushveld Igneous Complex is a vast layered mafic intrusion in South Africa renowned as the world’s largest known source of platinum-group metals, chromium, and vanadium.
  • B. Torridonian Supergroup
    The Torridonian Supergroup is a thick sequence of late Precambrian sedimentary rocks in northwest Scotland, renowned for its ancient red sandstones that rest on the Lewisian gneiss and record early continental environments.
  • C. Witwatersrand
    Witwatersrand is a mineral-rich escarpment in South Africa, historically famous for its vast gold deposits and for giving its name to the country's currency and the University of the Witwatersrand.
  • D. Moine Supergroup
    The Moine Supergroup is a sequence of Neoproterozoic metamorphic rocks in the Scottish Highlands, notable for recording early tectonic events prior to the Caledonian orogeny.
  • E. Cape Fold Belt
    The Cape Fold Belt is a mountain range system in southwestern South Africa characterized by folded sedimentary rocks and dramatic parallel ridges formed during the Paleozoic–Mesozoic era.
  • 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: Witwatersrand Supergroup
Triple: [Kaapvaal Craton, overlainBy, Witwatersrand Supergroup]
Generated description
The Witwatersrand Supergroup is a thick sequence of ancient sedimentary rocks in South Africa renowned for hosting some of the world’s largest gold deposits.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Witwatersrand Supergroup
Target entity description: The Witwatersrand Supergroup is a thick sequence of ancient sedimentary rocks in South Africa renowned for hosting some of the world’s largest gold deposits.
  • A. Bushveld Igneous Complex
    The Bushveld Igneous Complex is a vast layered mafic intrusion in South Africa renowned as the world’s largest known source of platinum-group metals, chromium, and vanadium.
  • B. Torridonian Supergroup
    The Torridonian Supergroup is a thick sequence of late Precambrian sedimentary rocks in northwest Scotland, renowned for its ancient red sandstones that rest on the Lewisian gneiss and record early continental environments.
  • C. Witwatersrand
    Witwatersrand is a mineral-rich escarpment in South Africa, historically famous for its vast gold deposits and for giving its name to the country's currency and the University of the Witwatersrand.
  • D. Moine Supergroup
    The Moine Supergroup is a sequence of Neoproterozoic metamorphic rocks in the Scottish Highlands, notable for recording early tectonic events prior to the Caledonian orogeny.
  • E. Cape Fold Belt
    The Cape Fold Belt is a mountain range system in southwestern South Africa characterized by folded sedimentary rocks and dramatic parallel ridges formed during the Paleozoic–Mesozoic era.
  • 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_69c68856d7808190ab33ee914640281b completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6dbc08758819083d36a1fc0463b27 completed March 27, 2026, 7:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69c76a110ca08190be2aa78948379495 completed March 28, 2026, 5:41 a.m.
NEDg Description generation batch_69c76ad455e08190b652f0b4d9ca7c62 completed March 28, 2026, 5:44 a.m.
NED2 Entity disambiguation (via description) batch_69c76b992414819094cad40df720e39a completed March 28, 2026, 5:48 a.m.
Created at: March 27, 2026, 2:32 p.m.