Triple
T2435625
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | O. R. Tambo International Airport |
E52952
|
entity |
| Predicate | hasPublicTransportConnection |
P3791
|
FINISHED |
| Object |
Gautrain
Gautrain is a high-speed commuter rail system in Gauteng, South Africa, linking major urban centers and key locations such as airports and business districts.
|
E266498
|
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: Gautrain | Statement: [O. R. Tambo International Airport, hasPublicTransportConnection, Gautrain]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gautrain Context triple: [O. R. Tambo International Airport, hasPublicTransportConnection, Gautrain]
-
A.
Metro Busway
Metro Busway is Los Angeles County’s network of high-capacity, bus rapid transit corridors designed to provide faster, more reliable service than regular local bus lines.
-
B.
Capital Airport Express
Capital Airport Express is a dedicated rapid transit line in the Beijing Subway system that connects central Beijing with Beijing Capital International Airport.
-
C.
Tunis Metro
The Tunis Metro is a light rail transit system serving the city of Tunis, providing urban and suburban passenger transport across the Tunisian capital.
-
D.
Casablanca Tramway
Casablanca Tramway is a modern light rail transit system serving Morocco’s largest city, providing key urban and suburban connections across Casablanca.
-
E.
Dubai Tram
Dubai Tram is a modern light rail transit system serving key residential and commercial areas along Dubai’s Al Sufouh and Marina districts.
- 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: Gautrain Triple: [O. R. Tambo International Airport, hasPublicTransportConnection, Gautrain]
Generated description
Gautrain is a high-speed commuter rail system in Gauteng, South Africa, linking major urban centers and key locations such as airports and business districts.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Gautrain Target entity description: Gautrain is a high-speed commuter rail system in Gauteng, South Africa, linking major urban centers and key locations such as airports and business districts.
-
A.
Metro Busway
Metro Busway is Los Angeles County’s network of high-capacity, bus rapid transit corridors designed to provide faster, more reliable service than regular local bus lines.
-
B.
Capital Airport Express
Capital Airport Express is a dedicated rapid transit line in the Beijing Subway system that connects central Beijing with Beijing Capital International Airport.
-
C.
Tunis Metro
The Tunis Metro is a light rail transit system serving the city of Tunis, providing urban and suburban passenger transport across the Tunisian capital.
-
D.
Casablanca Tramway
Casablanca Tramway is a modern light rail transit system serving Morocco’s largest city, providing key urban and suburban connections across Casablanca.
-
E.
Dubai Tram
Dubai Tram is a modern light rail transit system serving key residential and commercial areas along Dubai’s Al Sufouh and Marina districts.
- 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_69ab4959bcc0819083246f9fb10439e3 |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abc9cd49b48190bff10a5ab7cef483 |
completed | March 7, 2026, 6:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aebf6e23088190b0ce2feaa3eddda4 |
completed | March 9, 2026, 12:39 p.m. |
| NEDg | Description generation | batch_69aec7eb422c8190a568a8e1e98cbca8 |
completed | March 9, 2026, 1:15 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69aecc1438588190a87c15cbfe48ba7f |
completed | March 9, 2026, 1:33 p.m. |
Created at: March 6, 2026, 9:43 p.m.