Triple

T5940098
Position Surface form Disambiguated ID Type / Status
Subject Cape Town International Airport E132144 entity
Predicate formerName P65 FINISHED
Object DF Malan Airport
DF Malan Airport was the former name of Cape Town’s main international airport during the apartheid era in South Africa.
E559253 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: DF Malan Airport | Statement: [Cape Town International Airport, formerName, DF Malan Airport]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: DF Malan Airport
Context triple: [Cape Town International Airport, formerName, DF Malan Airport]
  • A. Jan Smuts International Airport
    Jan Smuts International Airport was the former name of Johannesburg’s main international airport, now known as O. R. Tambo International Airport, and served as South Africa’s primary aviation hub during much of the 20th century.
  • B. Pietermaritzburg Airport
    Pietermaritzburg Airport is a regional airport in Pietermaritzburg, South Africa, providing primarily domestic passenger services.
  • C. Bram Fischer International Airport
    Bram Fischer International Airport is the primary airport serving Bloemfontein and the surrounding Free State region in South Africa.
  • D. Nelson Mandela International Airport
    Nelson Mandela International Airport is the main international gateway serving Praia and the island of Santiago in Cape Verde.
  • E. Ladysmith Airport
    Ladysmith Airport is a small regional airport serving the town of Ladysmith in KwaZulu-Natal, South Africa, primarily handling general aviation and limited commercial flights.
  • 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: DF Malan Airport
Triple: [Cape Town International Airport, formerName, DF Malan Airport]
Generated description
DF Malan Airport was the former name of Cape Town’s main international airport during the apartheid era in South Africa.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: DF Malan Airport
Target entity description: DF Malan Airport was the former name of Cape Town’s main international airport during the apartheid era in South Africa.
  • A. Jan Smuts International Airport
    Jan Smuts International Airport was the former name of Johannesburg’s main international airport, now known as O. R. Tambo International Airport, and served as South Africa’s primary aviation hub during much of the 20th century.
  • B. Pietermaritzburg Airport
    Pietermaritzburg Airport is a regional airport in Pietermaritzburg, South Africa, providing primarily domestic passenger services.
  • C. Bram Fischer International Airport
    Bram Fischer International Airport is the primary airport serving Bloemfontein and the surrounding Free State region in South Africa.
  • D. Nelson Mandela International Airport
    Nelson Mandela International Airport is the main international gateway serving Praia and the island of Santiago in Cape Verde.
  • E. Ladysmith Airport
    Ladysmith Airport is a small regional airport serving the town of Ladysmith in KwaZulu-Natal, South Africa, primarily handling general aviation and limited commercial flights.
  • 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_69c0085c55dc8190aa90e242c956e2fa completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c038f101c081908fb530d2f1f358fc completed March 22, 2026, 6:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0e3b68a1c81908a219ffee8300e02 completed March 23, 2026, 6:54 a.m.
NEDg Description generation batch_69c0f69ac3f8819093ef9965395b5a44 completed March 23, 2026, 8:15 a.m.
NED2 Entity disambiguation (via description) batch_69c0f76626208190a6fe34192f3d4e2e completed March 23, 2026, 8:18 a.m.
Created at: March 22, 2026, 4:01 p.m.