Triple

T14016917
Position Surface form Disambiguated ID Type / Status
Subject Ellis Park area, Johannesburg E337226 entity
Predicate transportServedBy P1298 FINISHED
Object Ellis Park railway station
Ellis Park railway station is a commuter rail station in Johannesburg, South Africa, serving the Ellis Park sports precinct and surrounding inner-city areas.
 E1073331 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: Ellis Park railway station | Statement: [Ellis Park area, Johannesburg, transportServedBy, Ellis Park railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ellis Park railway station
Context triple: [Ellis Park area, Johannesburg, transportServedBy, Ellis Park railway station]
  • A. Eden Park railway station
    Eden Park railway station is a suburban rail station in the London Borough of Bromley serving the Eden Park area on the Southeastern network.
  • B. Parkville Station
    Parkville Station is a bus rapid transit stop on Connecticut's CTfastrak corridor serving the Parkville neighborhood of Hartford.
  • C. Bellville railway station
    Bellville railway station is a major commuter and regional rail hub in the Cape Town metropolitan area, serving the suburb of Bellville in the Western Cape, South Africa.
  • D. Mount Eden railway station
    Mount Eden railway station is a suburban train station in Auckland, New Zealand, serving the Mount Eden area on the city’s rail network.
  • E. Seddon railway station
    Seddon railway station is a suburban commuter rail station in Melbourne, Australia, serving the inner-western suburb of Seddon.
  • 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: Ellis Park railway station
Triple: [Ellis Park area, Johannesburg, transportServedBy, Ellis Park railway station]
Generated description
Ellis Park railway station is a commuter rail station in Johannesburg, South Africa, serving the Ellis Park sports precinct and surrounding inner-city areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ellis Park railway station
Target entity description: Ellis Park railway station is a commuter rail station in Johannesburg, South Africa, serving the Ellis Park sports precinct and surrounding inner-city areas.
  • A. Eden Park railway station
    Eden Park railway station is a suburban rail station in the London Borough of Bromley serving the Eden Park area on the Southeastern network.
  • B. Parkville Station
    Parkville Station is a bus rapid transit stop on Connecticut's CTfastrak corridor serving the Parkville neighborhood of Hartford.
  • C. Bellville railway station
    Bellville railway station is a major commuter and regional rail hub in the Cape Town metropolitan area, serving the suburb of Bellville in the Western Cape, South Africa.
  • D. Mount Eden railway station
    Mount Eden railway station is a suburban train station in Auckland, New Zealand, serving the Mount Eden area on the city’s rail network.
  • E. Seddon railway station
    Seddon railway station is a suburban commuter rail station in Melbourne, Australia, serving the inner-western suburb of Seddon.
  • 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_69fbacad948c81909db7187da5a9b97d completed May 6, 2026, 9:03 p.m.
NEDg Description generation batch_69fbae186bb881908ea17ae6b12825af completed May 6, 2026, 9:09 p.m.
NED2 Entity disambiguation (via description) batch_69fbaebaab508190a609fa151c686a0d completed May 6, 2026, 9:12 p.m.
Created at: April 9, 2026, 10:19 p.m.