Triple

T21418786
Position Surface form Disambiguated ID Type / Status
Subject Mont-aux-Sources plateau E528376 entity
Predicate sourceOf P409 FINISHED
Object Elands River (Drakensberg) — NE NERFINISHED

How this triple was built (3 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: Elands River (Drakensberg) | Statement: [Mont-aux-Sources plateau, sourceOf, Elands River (Drakensberg)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Elands River (Drakensberg)
Context triple: [Mont-aux-Sources plateau, sourceOf, Elands River (Drakensberg)]
  • A. Elands River (North West, South Africa)
    Elands River (North West, South Africa) is a river in South Africa’s North West Province that forms part of the Crocodile (West) and Marico river system within a key regional water management area.
  • B. Baviaanskloof River
    The Baviaanskloof River is a watercourse in South Africa’s Eastern Cape that flows through the rugged, biodiverse Baviaanskloof valley, supporting its rich ecosystems and scenic wilderness landscapes.
  • C. Kouga River
    The Kouga River is a significant watercourse in South Africa’s Eastern Cape that flows through rugged mountain terrain and supports regional agriculture and ecosystems.
  • D. Hoekraal River
    The Hoekraal River is a watercourse in South Africa’s Western Cape that serves as one of the main tributaries feeding into Swartvlei Lake in the Garden Route region.
  • E. Vaalharts River
    The Vaalharts River is a smaller watercourse in South Africa that feeds into the Vaal River and supports the surrounding agricultural region.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Elands River (Drakensberg)
Target entity description: The Elands River (Drakensberg) is a mountain river in South Africa’s Drakensberg range, known for its steep, scenic course and contribution to the region’s high-altitude watershed.
  • A. Elands River (North West, South Africa)
    Elands River (North West, South Africa) is a river in South Africa’s North West Province that forms part of the Crocodile (West) and Marico river system within a key regional water management area.
  • B. Baviaanskloof River
    The Baviaanskloof River is a watercourse in South Africa’s Eastern Cape that flows through the rugged, biodiverse Baviaanskloof valley, supporting its rich ecosystems and scenic wilderness landscapes.
  • C. Kouga River
    The Kouga River is a significant watercourse in South Africa’s Eastern Cape that flows through rugged mountain terrain and supports regional agriculture and ecosystems.
  • D. Hoekraal River
    The Hoekraal River is a watercourse in South Africa’s Western Cape that serves as one of the main tributaries feeding into Swartvlei Lake in the Garden Route region.
  • E. Vaalharts River
    The Vaalharts River is a smaller watercourse in South Africa that feeds into the Vaal River and supports the surrounding agricultural region.
  • F. None of above. chosen

Provenance (2 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_69e0c454c248819093425d1099101c09 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ee62d392e08190b7f378005afc9026 completed April 26, 2026, 7:09 p.m.
Created at: April 16, 2026, 5:47 p.m.