Triple

T1325117
Position Surface form Disambiguated ID Type / Status
Subject Forth Bridge (rail, south end) E28308 entity
Predicate adjacentTo P224 FINISHED
Object Forth Bridge approach viaducts (south)
The Forth Bridge approach viaducts (south) are the series of elevated railway structures that carry trains to and from the southern end of Scotland’s iconic Forth Bridge.
E28308 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: Forth Bridge approach viaducts (south) | Statement: [Forth Bridge (rail, south end), adjacentTo, Forth Bridge approach viaducts (south)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Forth Bridge approach viaducts (south)
Context triple: [Forth Bridge (rail, south end), adjacentTo, Forth Bridge approach viaducts (south)]
  • A. Forth Bridge (rail, north end)
    Forth Bridge (rail, north end) is the northern terminus of the iconic Forth Bridge railway crossing in Scotland, located within the council area of Fife.
  • B. Forth Bridge (rail, south end)
    Forth Bridge (rail, south end) is the southern terminus of the historic Forth Bridge railway crossing in Scotland, linking the line from Edinburgh to the iconic cantilever bridge over the Firth of Forth.
  • C. Forth Bridge
    The Forth Bridge is a historic cantilever railway bridge in Scotland, renowned as an iconic feat of Victorian engineering and a UNESCO World Heritage Site.
  • D. Tay Rail Bridge
    The Tay Rail Bridge is a historic railway bridge in Scotland that carries trains across the Firth of Tay between Dundee and the county of Fife.
  • E. 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.
  • 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: Forth Bridge approach viaducts (south)
Triple: [Forth Bridge (rail, south end), adjacentTo, Forth Bridge approach viaducts (south)]
Generated description
The Forth Bridge approach viaducts (south) are the series of elevated railway structures that carry trains to and from the southern end of Scotland’s iconic Forth Bridge.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Forth Bridge approach viaducts (south)
Target entity description: The Forth Bridge approach viaducts (south) are the series of elevated railway structures that carry trains to and from the southern end of Scotland’s iconic Forth Bridge.
  • A. Forth Bridge (rail, north end)
    Forth Bridge (rail, north end) is the northern terminus of the iconic Forth Bridge railway crossing in Scotland, located within the council area of Fife.
  • B. Forth Bridge (rail, south end) chosen
    Forth Bridge (rail, south end) is the southern terminus of the historic Forth Bridge railway crossing in Scotland, linking the line from Edinburgh to the iconic cantilever bridge over the Firth of Forth.
  • C. Forth Bridge
    The Forth Bridge is a historic cantilever railway bridge in Scotland, renowned as an iconic feat of Victorian engineering and a UNESCO World Heritage Site.
  • D. Tay Rail Bridge
    The Tay Rail Bridge is a historic railway bridge in Scotland that carries trains across the Firth of Tay between Dundee and the county of Fife.
  • E. 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.
  • F. None of above.

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_69a498540a2481909e807a762280d3ba completed March 1, 2026, 7:49 p.m.
NER Named-entity recognition batch_69a4c19e81c0819092f85201ae34422a completed March 1, 2026, 10:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69acc62764d88190b7d1fca10835f560 completed March 8, 2026, 12:43 a.m.
NEDg Description generation batch_69acc6dbd80881908d640ee204ce9a12 completed March 8, 2026, 12:46 a.m.
NED2 Entity disambiguation (via description) batch_69acc8199f508190a86c18ad9085d341 completed March 8, 2026, 12:51 a.m.
Created at: March 1, 2026, 7:55 p.m.