Triple

T10653876
Position Surface form Disambiguated ID Type / Status
Subject M1 motorway (Johannesburg) E251038 entity
Predicate hasBridge P386 FINISHED
Object Nelson Mandela Bridge (via connecting ramps at Braamfontein) E593313 NE FINISHED

How this triple was built (2 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 (via connecting ramps at Braamfontein) | Statement: [M1 motorway (Johannesburg), hasBridge, Nelson Mandela Bridge (via connecting ramps at Braamfontein)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nelson Mandela Bridge (via connecting ramps at Braamfontein)
Context triple: [M1 motorway (Johannesburg), hasBridge, Nelson Mandela Bridge (via connecting ramps at Braamfontein)]
  • A. Nelson Mandela Bridge chosen
    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.
  • B. 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.
  • C. Chirundu Bridge
    Chirundu Bridge is a major road bridge over the Zambezi River that serves as a key transport and trade link between Zimbabwe and Zambia.
  • D. Matadi Bridge
    Matadi Bridge is a major suspension bridge spanning the Congo River near the city of Matadi in the Democratic Republic of the Congo, serving as a key transportation link in the region.
  • E. New Mandovi Bridge
    The New Mandovi Bridge is a major modern roadway bridge in Goa, India, carrying traffic across the Mandovi River and easing congestion between Panaji and surrounding areas.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6aa5a4c4881908f39be6efe5981e5 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d6dff85674819099bf40c9f4fede15 completed April 8, 2026, 11:08 p.m.
NED1 Entity disambiguation (via context triple) batch_69d97a71fac48190a6d7c99ebc5aad0a completed April 10, 2026, 10:32 p.m.
Created at: April 8, 2026, 9:06 p.m.