Triple

T18297496
Position Surface form Disambiguated ID Type / Status
Subject Broadbottom E438270 entity
Predicate hasLandmark P105 FINISHED
Object Broadbottom Viaduct
Broadbottom Viaduct is a historic railway viaduct in Greater Manchester, England, notable for carrying the Manchester–Glossop line across the River Etherow.
 E1333887 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: Broadbottom Viaduct | Statement: [Broadbottom, hasLandmark, Broadbottom Viaduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Broadbottom Viaduct
Context triple: [Broadbottom, hasLandmark, Broadbottom Viaduct]
  • A. Stacksteads Viaduct
    Stacksteads Viaduct is a historic multi-arch railway viaduct in Stacksteads, Lancashire, England, notable for carrying the former railway line across the River Irwell and the surrounding valley.
  • B. Lechmere Viaduct
    Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
  • C. Crimple Valley Viaduct
    Crimple Valley Viaduct is a historic multi-arch railway viaduct in North Yorkshire, England, notable for carrying the Harrogate–Leeds line across the Crimple Valley.
  • D. Dent Head Viaduct
    Dent Head Viaduct is a historic stone railway viaduct in Cumbria, England, carrying trains through the scenic Yorkshire Dales on the Settle–Carlisle line.
  • E. Meldon Viaduct
    Meldon Viaduct is a historic 19th-century wrought-iron railway viaduct in Devon, England, notable for its dramatic height and scenic setting above the West Okement River.
  • 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: Broadbottom Viaduct
Triple: [Broadbottom, hasLandmark, Broadbottom Viaduct]
Generated description
Broadbottom Viaduct is a historic railway viaduct in Greater Manchester, England, notable for carrying the Manchester–Glossop line across the River Etherow.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Broadbottom Viaduct
Target entity description: Broadbottom Viaduct is a historic railway viaduct in Greater Manchester, England, notable for carrying the Manchester–Glossop line across the River Etherow.
  • A. Stacksteads Viaduct
    Stacksteads Viaduct is a historic multi-arch railway viaduct in Stacksteads, Lancashire, England, notable for carrying the former railway line across the River Irwell and the surrounding valley.
  • B. Lechmere Viaduct
    Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
  • C. Crimple Valley Viaduct
    Crimple Valley Viaduct is a historic multi-arch railway viaduct in North Yorkshire, England, notable for carrying the Harrogate–Leeds line across the Crimple Valley.
  • D. Dent Head Viaduct
    Dent Head Viaduct is a historic stone railway viaduct in Cumbria, England, carrying trains through the scenic Yorkshire Dales on the Settle–Carlisle line.
  • E. Meldon Viaduct
    Meldon Viaduct is a historic 19th-century wrought-iron railway viaduct in Devon, England, notable for its dramatic height and scenic setting above the West Okement River.
  • 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_69d8b915e3e881909125d760c15d0c29 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e5017cc540819096c103a2c72315e6 completed April 19, 2026, 4:23 p.m.
NED1 Entity disambiguation (via context triple) batch_6a05036a457481909ee7e4b1b8246797 completed May 13, 2026, 11:04 p.m.
NEDg Description generation batch_6a05076aaaf08190a1412e1801b65a77 completed May 13, 2026, 11:21 p.m.
NED2 Entity disambiguation (via description) batch_6a05080e38488190aa619ec1f38f77de completed May 13, 2026, 11:23 p.m.
Created at: April 10, 2026, 10:35 a.m.