Triple
T6419352
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Braamfontein |
E127905
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Nelson Mandela Bridge
Nelson Mandela Bridge is a prominent cable-stayed road and pedestrian bridge in Johannesburg, South Africa, named in honor of Nelson Mandela and known for linking the city’s central business districts.
|
E593313
|
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: Nelson Mandela Bridge | Statement: [Braamfontein, hasLandmark, Nelson Mandela Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nelson Mandela Bridge Context triple: [Braamfontein, hasLandmark, Nelson Mandela Bridge]
-
A.
Victoria Falls Bridge
The Victoria Falls Bridge is a historic steel arch bridge spanning the Zambezi River between Zambia and Zimbabwe, renowned for its dramatic views of Victoria Falls and as a popular site for adventure activities like bungee jumping.
-
B.
Nalubaale Bridge
Nalubaale Bridge is a major road and rail bridge in Jinja, Uganda, spanning the Victoria Nile near the outlet of Lake Victoria.
-
C.
Vaal River bridge
The Vaal River bridge is a key crossing over South Africa’s Vaal River that connects the industrial town of Sasolburg with surrounding regions and supports significant local transport and commerce.
-
D.
Niger River Bridge
The Niger River Bridge is a major road bridge in southeastern Nigeria that spans the Niger River, serving as a critical transport link and commercial gateway at Onitsha.
-
E.
Mataniko Bridge
Mataniko Bridge is a roadway bridge in Honiara, Solomon Islands, that carries traffic across the Mataniko River and serves as a key transport link in the capital.
- 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: Nelson Mandela Bridge Triple: [Braamfontein, hasLandmark, Nelson Mandela Bridge]
Generated description
Nelson Mandela Bridge is a prominent cable-stayed road and pedestrian bridge in Johannesburg, South Africa, named in honor of Nelson Mandela and known for linking the city’s central business districts.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nelson Mandela Bridge Target entity description: Nelson Mandela Bridge is a prominent cable-stayed road and pedestrian bridge in Johannesburg, South Africa, named in honor of Nelson Mandela and known for linking the city’s central business districts.
-
A.
Victoria Falls Bridge
The Victoria Falls Bridge is a historic steel arch bridge spanning the Zambezi River between Zambia and Zimbabwe, renowned for its dramatic views of Victoria Falls and as a popular site for adventure activities like bungee jumping.
-
B.
Nalubaale Bridge
Nalubaale Bridge is a major road and rail bridge in Jinja, Uganda, spanning the Victoria Nile near the outlet of Lake Victoria.
-
C.
Vaal River bridge
The Vaal River bridge is a key crossing over South Africa’s Vaal River that connects the industrial town of Sasolburg with surrounding regions and supports significant local transport and commerce.
-
D.
Niger River Bridge
The Niger River Bridge is a major road bridge in southeastern Nigeria that spans the Niger River, serving as a critical transport link and commercial gateway at Onitsha.
-
E.
Mataniko Bridge
Mataniko Bridge is a roadway bridge in Honiara, Solomon Islands, that carries traffic across the Mataniko River and serves as a key transport link in the capital.
- 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_69c0083815208190a9b299b8e0640218 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c0690194dc8190b3382bd5f92876b5 |
completed | March 22, 2026, 10:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c640d2ab64819089e91525da60392b |
completed | March 27, 2026, 8:33 a.m. |
| NEDg | Description generation | batch_69c644ec2ca48190997a118f8751cba5 |
completed | March 27, 2026, 8:50 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6455961b881908f5804d9c0e86573 |
completed | March 27, 2026, 8:52 a.m. |
Created at: March 22, 2026, 4:43 p.m.