Triple

T3330039
Position Surface form Disambiguated ID Type / Status
Subject Robert Stephenson E70010 entity
Predicate notableWork P4 FINISHED
Object Royal Border Bridge, Berwick-upon-Tweed
The Royal Border Bridge in Berwick-upon-Tweed is a 19th-century railway viaduct of impressive multi-arched masonry construction that carries the East Coast Main Line across the River Tweed between England and Scotland.
E437422 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: Royal Border Bridge, Berwick-upon-Tweed | Statement: [Robert Stephenson, notableWork, Royal Border Bridge, Berwick-upon-Tweed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Royal Border Bridge, Berwick-upon-Tweed
Context triple: [Robert Stephenson, notableWork, Royal Border Bridge, Berwick-upon-Tweed]
  • A. Briton Ferry Bridge
    Briton Ferry Bridge is a historic road bridge in South Wales that spans the River Neath, linking the town of Briton Ferry with Neath and the wider Neath Port Talbot area.
  • B. Kessock Bridge
    Kessock Bridge is a prominent cable-stayed road bridge in the Scottish Highlands that spans the Beauly Firth, linking Inverness to the Black Isle.
  • C. Warrington Bridge
    Warrington Bridge is a historic road bridge spanning the River Mersey in Warrington, England, serving as a key local transport crossing.
  • D. Ha'penny Bridge
    Ha'penny Bridge is a historic cast-iron pedestrian bridge over the River Liffey and one of Dublin’s most iconic symbols.
  • E. Telford Bridge
    Telford Bridge is a historic stone road bridge in Dunkeld, Scotland, designed by the renowned civil engineer Thomas Telford in the early 19th century.
  • 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: Royal Border Bridge, Berwick-upon-Tweed
Triple: [Robert Stephenson, notableWork, Royal Border Bridge, Berwick-upon-Tweed]
Generated description
The Royal Border Bridge in Berwick-upon-Tweed is a 19th-century railway viaduct of impressive multi-arched masonry construction that carries the East Coast Main Line across the River Tweed between England and Scotland.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Royal Border Bridge, Berwick-upon-Tweed
Target entity description: The Royal Border Bridge in Berwick-upon-Tweed is a 19th-century railway viaduct of impressive multi-arched masonry construction that carries the East Coast Main Line across the River Tweed between England and Scotland.
  • A. Briton Ferry Bridge
    Briton Ferry Bridge is a historic road bridge in South Wales that spans the River Neath, linking the town of Briton Ferry with Neath and the wider Neath Port Talbot area.
  • B. Kessock Bridge
    Kessock Bridge is a prominent cable-stayed road bridge in the Scottish Highlands that spans the Beauly Firth, linking Inverness to the Black Isle.
  • C. Warrington Bridge
    Warrington Bridge is a historic road bridge spanning the River Mersey in Warrington, England, serving as a key local transport crossing.
  • D. Ha'penny Bridge
    Ha'penny Bridge is a historic cast-iron pedestrian bridge over the River Liffey and one of Dublin’s most iconic symbols.
  • E. Telford Bridge
    Telford Bridge is a historic stone road bridge in Dunkeld, Scotland, designed by the renowned civil engineer Thomas Telford in the early 19th century.
  • 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_69b5f580e2488190bce70398502e11d4 completed March 14, 2026, 11:55 p.m.
NEDg Description generation batch_69b5f75aa5a08190a5e8a9b56243ffeb completed March 15, 2026, 12:03 a.m.
NED2 Entity disambiguation (via description) batch_69b5f7887cb08190bf498eefc3627bfa completed March 15, 2026, 12:04 a.m.
Created at: March 8, 2026, 3:12 p.m.