Triple

T533982
Position Surface form Disambiguated ID Type / Status
Subject Castlefield E12285 entity
Predicate contains P35 FINISHED
Object 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.
E69986 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: Castlefield Viaduct | Statement: [Castlefield, contains, Castlefield Viaduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Castlefield Viaduct
Context triple: [Castlefield, contains, Castlefield Viaduct]
  • A. Stockport Viaduct
    Stockport Viaduct is a large 19th-century brick railway viaduct in Stockport, England, notable for its many arches and its role in carrying the West Coast Main Line across the River Mersey.
  • B. Thelwall Viaduct
    Thelwall Viaduct is a major motorway bridge in north-west England that carries the M6 over the River Mersey and surrounding waterways near Warrington.
  • C. 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.
  • D. Adelphi Footbridge
    Adelphi Footbridge is a pedestrian bridge spanning the River Irwell in Salford, England, providing a crossing between key areas of the city.
  • E. Chelsea Bridge
    Chelsea Bridge was a historic roadway bridge in Massachusetts that once carried traffic across the Mystic River between Chelsea and Charlestown before being superseded by the Tobin Bridge.
  • 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: Castlefield Viaduct
Triple: [Castlefield, contains, Castlefield Viaduct]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Castlefield Viaduct
Target entity description: 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.
  • A. Stockport Viaduct
    Stockport Viaduct is a large 19th-century brick railway viaduct in Stockport, England, notable for its many arches and its role in carrying the West Coast Main Line across the River Mersey.
  • B. Thelwall Viaduct
    Thelwall Viaduct is a major motorway bridge in north-west England that carries the M6 over the River Mersey and surrounding waterways near Warrington.
  • C. 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.
  • D. Adelphi Footbridge
    Adelphi Footbridge is a pedestrian bridge spanning the River Irwell in Salford, England, providing a crossing between key areas of the city.
  • E. Chelsea Bridge
    Chelsea Bridge was a historic roadway bridge in Massachusetts that once carried traffic across the Mystic River between Chelsea and Charlestown before being superseded by the Tobin Bridge.
  • 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_69a4933208e88190891f5debab1b776d completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a494e202348190a6e5110109703a69 completed March 1, 2026, 7:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4e9b6d1088190a925b1b3d78e9674 completed March 2, 2026, 1:36 a.m.
NEDg Description generation batch_69a4ea2b7aa88190b448885292f4a552 completed March 2, 2026, 1:38 a.m.
NED2 Entity disambiguation (via description) batch_69a4eaaba7c48190b5a8ab2a3b3b3ce6 completed March 2, 2026, 1:40 a.m.
Created at: March 1, 2026, 7:32 p.m.