Triple

T418248
Position Surface form Disambiguated ID Type / Status
Subject Gauteng E8041 entity
Predicate containsMajorAirport P281 FINISHED
Object O. R. Tambo International Airport
O. R. Tambo International Airport is South Africa’s largest and busiest airport, serving as the primary international gateway to Johannesburg and the country.
E52952 NE FINISHED

How this triple was built (5 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: O. R. Tambo International Airport | Statement: [Gauteng, containsMajorAirport, O. R. Tambo International Airport]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: O. R. Tambo International Airport
Context triple: [Gauteng, containsMajorAirport, O. R. Tambo International Airport]
  • A. Robert Gabriel Mugabe International Airport
    Robert Gabriel Mugabe International Airport is the main international gateway to Zimbabwe, serving as the primary airport for the capital city, Harare.
  • B. Johannesburg, South Africa
    Johannesburg, South Africa is the country’s largest city and economic hub, known for its role in the gold mining industry and as a major urban center in Gauteng province.
  • C. Bloemfontein
    Bloemfontein is a major South African city known as the seat of the country’s highest courts and one of its three national capitals.
  • D. Jomo Kenyatta International Airport
    Jomo Kenyatta International Airport is Kenya’s largest and busiest airport, serving as the main international gateway to the country and a major hub for East Africa.
  • E. Pretoria, South Africa
    Pretoria, South Africa is one of the country’s three capital cities, serving as the administrative capital and a major center for government, education, and culture.
  • 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: O. R. Tambo International Airport
Triple: [Gauteng, containsMajorAirport, O. R. Tambo International Airport]
Generated description
O. R. Tambo International Airport is South Africa’s largest and busiest airport, serving as the primary international gateway to Johannesburg and the country.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: O. R. Tambo International Airport
Target entity description: O. R. Tambo International Airport is South Africa’s largest and busiest airport, serving as the primary international gateway to Johannesburg and the country.
  • A. Robert Gabriel Mugabe International Airport
    Robert Gabriel Mugabe International Airport is the main international gateway to Zimbabwe, serving as the primary airport for the capital city, Harare.
  • B. Johannesburg, South Africa
    Johannesburg, South Africa is the country’s largest city and economic hub, known for its role in the gold mining industry and as a major urban center in Gauteng province.
  • C. Bloemfontein
    Bloemfontein is a major South African city known as the seat of the country’s highest courts and one of its three national capitals.
  • D. Jomo Kenyatta International Airport
    Jomo Kenyatta International Airport is Kenya’s largest and busiest airport, serving as the main international gateway to the country and a major hub for East Africa.
  • E. Pretoria, South Africa
    Pretoria, South Africa is one of the country’s three capital cities, serving as the administrative capital and a major center for government, education, and culture.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: containsMajorAirport
Context triple: [Gauteng, containsMajorAirport, O. R. Tambo International Airport]
  • A. hasMajorAirport chosen
    Indicates that a location possesses at least one significant airport that serves as a primary hub for air travel in that area.
  • B. hasInternationalAirport
    Indicates that a place possesses an airport that handles international flights and services cross-border air traffic.
  • C. largestAirport
    Indicates that one airport is the largest (typically by area, traffic, or capacity) among a specified set or within a given region.
  • D. hubAirport
    Indicates that an airport serves as a primary hub or central operating base for a particular airline or carrier.
  • E. hasMajorCity
    Indicates that a location possesses at least one city of significant size, importance, or influence within its region or country.
  • F. None of above.

Provenance (6 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_69a2e7f1d1bc81909cf2dc9754a3c334 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eebde1d881908fb212bfba9d7c67 completed Feb. 28, 2026, 1:33 p.m.
NED1 Entity disambiguation (via context triple) batch_69a423a4debc819098e13855b550a72e completed March 1, 2026, 11:31 a.m.
NEDg Description generation batch_69a42418a28c81909ee31dfb1819b87f completed March 1, 2026, 11:33 a.m.
NED2 Entity disambiguation (via description) batch_69a42488226c81908c9c81567fed0efa completed March 1, 2026, 11:35 a.m.
PD Predicate disambiguation batch_69a2edd1ca148190a66bd8c5aad867d5 completed Feb. 28, 2026, 1:29 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.