Triple

T3330038
Position Surface form Disambiguated ID Type / Status
Subject Robert Stephenson E70010 entity
Predicate notableWork P4 FINISHED
Object High Level Bridge, Newcastle upon Tyne
The High Level Bridge in Newcastle upon Tyne is a pioneering 19th-century two-tier road and railway bridge over the River Tyne, designed by engineer Robert Stephenson and celebrated as an icon of Victorian engineering.
E347885 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: High Level Bridge, Newcastle upon Tyne | Statement: [Robert Stephenson, notableWork, High Level Bridge, Newcastle upon Tyne]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: High Level Bridge, Newcastle upon Tyne
Context triple: [Robert Stephenson, notableWork, High Level Bridge, Newcastle upon Tyne]
  • A. Tyne Bridge
    The Tyne Bridge is an iconic steel arch bridge spanning the River Tyne in northeast England, symbolizing the cities of Newcastle upon Tyne and Gateshead.
  • B. Trinity Bridge, Manchester
    Trinity Bridge in Manchester is a distinctive modern footbridge over the River Irwell, designed by architect Santiago Calatrava and known for its striking cable-stayed, asymmetrical form.
  • C. Castlefield Viaduct
    Castlefield Viaduct is a historic elevated railway viaduct in Manchester, England, now notable for its transformation into an urban sky park and public green space.
  • D. Leaside Bridge
    Leaside Bridge is a major road bridge in Toronto, Ontario, carrying traffic over the Don River and connecting the Leaside neighborhood with the rest of the city.
  • E. Warrington Bridge
    Warrington Bridge is a historic road bridge spanning the River Mersey in Warrington, England, serving as a key local transport crossing.
  • 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: High Level Bridge, Newcastle upon Tyne
Triple: [Robert Stephenson, notableWork, High Level Bridge, Newcastle upon Tyne]
Generated description
The High Level Bridge in Newcastle upon Tyne is a pioneering 19th-century two-tier road and railway bridge over the River Tyne, designed by engineer Robert Stephenson and celebrated as an icon of Victorian engineering.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: High Level Bridge, Newcastle upon Tyne
Target entity description: The High Level Bridge in Newcastle upon Tyne is a pioneering 19th-century two-tier road and railway bridge over the River Tyne, designed by engineer Robert Stephenson and celebrated as an icon of Victorian engineering.
  • A. Tyne Bridge
    The Tyne Bridge is an iconic steel arch bridge spanning the River Tyne in northeast England, symbolizing the cities of Newcastle upon Tyne and Gateshead.
  • B. Trinity Bridge, Manchester
    Trinity Bridge in Manchester is a distinctive modern footbridge over the River Irwell, designed by architect Santiago Calatrava and known for its striking cable-stayed, asymmetrical form.
  • C. Castlefield Viaduct
    Castlefield Viaduct is a historic elevated railway viaduct in Manchester, England, now notable for its transformation into an urban sky park and public green space.
  • D. Leaside Bridge
    Leaside Bridge is a major road bridge in Toronto, Ontario, carrying traffic over the Don River and connecting the Leaside neighborhood with the rest of the city.
  • E. Warrington Bridge
    Warrington Bridge is a historic road bridge spanning the River Mersey in Warrington, England, serving as a key local transport crossing.
  • 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_69ad85a24f208190bcf83131bfed3521 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb171ee0881908642504ab0ac8329 completed March 8, 2026, 5:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69b31a810e2c8190bfc206bdeb1ac5b8 completed March 12, 2026, 7:56 p.m.
NEDg Description generation batch_69b31c37f3a08190823c32e8f933ce82 completed March 12, 2026, 8:04 p.m.
NED2 Entity disambiguation (via description) batch_69b31caa4e188190b4dfd613fdaebdb6 completed March 12, 2026, 8:06 p.m.
Created at: March 8, 2026, 3:12 p.m.