Triple

T6974170
Position Surface form Disambiguated ID Type / Status
Subject Bellville, Western Cape, South Africa E161673 entity
Predicate hasSportsFacility P105 FINISHED
Object Bellville Velodrome
Bellville Velodrome is a multi-purpose indoor cycling track and events arena in Bellville that hosts track cycling, sports competitions, and large-scale concerts and exhibitions.
E633639 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: Bellville Velodrome | Statement: [Bellville, Western Cape, South Africa, hasSportsFacility, Bellville Velodrome]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bellville Velodrome
Context triple: [Bellville, Western Cape, South Africa, hasSportsFacility, Bellville Velodrome]
  • A. Herne Hill Velodrome
    Herne Hill Velodrome is a historic outdoor cycling track in south London, renowned as one of the world’s oldest surviving velodromes and a key venue in British track cycling history.
  • B. Arima Velodrome
    Arima Velodrome is a cycling and multi-purpose sporting facility located in the town of Arima in Trinidad and Tobago.
  • C. Mattamy National Cycling Centre
    The Mattamy National Cycling Centre is a premier indoor velodrome and multi-sport facility in Milton, Ontario, that hosted track cycling events for the 2015 Pan American Games and serves as a national training centre.
  • D. Montreal Olympic Velodrome
    The Montreal Olympic Velodrome is an indoor cycling arena built for the 1976 Summer Olympics in Montreal, later converted into the Montreal Biodome, a popular environmental museum and zoo.
  • E. Velódromo
    Velódromo is a Mexico City Metro station on Line 9 that serves the nearby Olympic Velodrome and surrounding sports facilities.
  • 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: Bellville Velodrome
Triple: [Bellville, Western Cape, South Africa, hasSportsFacility, Bellville Velodrome]
Generated description
Bellville Velodrome is a multi-purpose indoor cycling track and events arena in Bellville that hosts track cycling, sports competitions, and large-scale concerts and exhibitions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bellville Velodrome
Target entity description: Bellville Velodrome is a multi-purpose indoor cycling track and events arena in Bellville that hosts track cycling, sports competitions, and large-scale concerts and exhibitions.
  • A. Herne Hill Velodrome
    Herne Hill Velodrome is a historic outdoor cycling track in south London, renowned as one of the world’s oldest surviving velodromes and a key venue in British track cycling history.
  • B. Arima Velodrome
    Arima Velodrome is a cycling and multi-purpose sporting facility located in the town of Arima in Trinidad and Tobago.
  • C. Mattamy National Cycling Centre
    The Mattamy National Cycling Centre is a premier indoor velodrome and multi-sport facility in Milton, Ontario, that hosted track cycling events for the 2015 Pan American Games and serves as a national training centre.
  • D. Montreal Olympic Velodrome
    The Montreal Olympic Velodrome is an indoor cycling arena built for the 1976 Summer Olympics in Montreal, later converted into the Montreal Biodome, a popular environmental museum and zoo.
  • E. Velódromo
    Velódromo is a Mexico City Metro station on Line 9 that serves the nearby Olympic Velodrome and surrounding sports facilities.
  • 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_69c68854a0d88190bc0bf82263f1afce completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6db3bda908190a10a91dc8d043ef1 completed March 27, 2026, 7:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69c761a6bbdc81908c96871f151db279 completed March 28, 2026, 5:05 a.m.
NEDg Description generation batch_69c7639074f48190bc095f18fc35c08b completed March 28, 2026, 5:13 a.m.
NED2 Entity disambiguation (via description) batch_69c76435fd2c819099143ea12f21d095 completed March 28, 2026, 5:16 a.m.
Created at: March 27, 2026, 2:30 p.m.