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.