Triple

T11733427
Position Surface form Disambiguated ID Type / Status
Subject Thames River (Ontario) E278958 entity
Predicate hasBridge P386 FINISHED
Object Blackfriars Street Bridge
Blackfriars Street Bridge is a historic wrought-iron bowstring arch-truss bridge in London, Ontario, known as one of the oldest of its kind in North America.
 E942291 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: Blackfriars Street Bridge | Statement: [Thames River (Ontario), hasBridge, Blackfriars Street Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Blackfriars Street Bridge
Context triple: [Thames River (Ontario), hasBridge, Blackfriars Street Bridge]
  • A. Blackfriars Bridge
    Blackfriars Bridge is a road and foot traffic bridge over the River Thames in central London, linking the City of London with the South Bank.
  • B. Lambeth Bridge
    Lambeth Bridge is a road and foot traffic bridge over the River Thames in central London, linking Lambeth and Westminster near several major political and religious landmarks.
  • C. Wandsworth Bridge
    Wandsworth Bridge is a road bridge over the River Thames in southwest London, connecting the boroughs of Wandsworth and Hammersmith and Fulham.
  • D. Southwark Bridge
    Southwark Bridge is a road bridge over the River Thames in central London, known for connecting the City of London with the Southwark district.
  • E. Battersea Bridge
    Battersea Bridge is a road and foot traffic bridge over the River Thames in London, connecting the districts of Battersea and Chelsea.
  • 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: Blackfriars Street Bridge
Triple: [Thames River (Ontario), hasBridge, Blackfriars Street Bridge]
Generated description
Blackfriars Street Bridge is a historic wrought-iron bowstring arch-truss bridge in London, Ontario, known as one of the oldest of its kind in North America.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Blackfriars Street Bridge
Target entity description: Blackfriars Street Bridge is a historic wrought-iron bowstring arch-truss bridge in London, Ontario, known as one of the oldest of its kind in North America.
  • A. Blackfriars Bridge
    Blackfriars Bridge is a road and foot traffic bridge over the River Thames in central London, linking the City of London with the South Bank.
  • B. Lambeth Bridge
    Lambeth Bridge is a road and foot traffic bridge over the River Thames in central London, linking Lambeth and Westminster near several major political and religious landmarks.
  • C. Wandsworth Bridge
    Wandsworth Bridge is a road bridge over the River Thames in southwest London, connecting the boroughs of Wandsworth and Hammersmith and Fulham.
  • D. Southwark Bridge
    Southwark Bridge is a road bridge over the River Thames in central London, known for connecting the City of London with the Southwark district.
  • E. Battersea Bridge
    Battersea Bridge is a road and foot traffic bridge over the River Thames in London, connecting the districts of Battersea and Chelsea.
  • 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_69d6aaffec6881908bead509e8621742 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a4daa7f48190896fc7653e9dd70b completed April 10, 2026, 7:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69ef8406fe8881909722ecb040087e68 completed April 27, 2026, 3:43 p.m.
NEDg Description generation batch_69ef9b68309081909f3f614efeeb2ab1 completed April 27, 2026, 5:22 p.m.
NED2 Entity disambiguation (via description) batch_69efd6aba82c81909ff22e6b26db3cfe completed April 27, 2026, 9:35 p.m.
Created at: April 8, 2026, 9:41 p.m.