Triple

T8271469
Position Surface form Disambiguated ID Type / Status
Subject Waverley Route E193437 entity
Predicate structure P130 FINISHED
Object Liddel Viaduct
Liddel Viaduct is a historic railway bridge on the former Waverley Route in the Scottish Borders, notable for carrying trains across the River Liddel near the England–Scotland border.
E727786 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: Liddel Viaduct | Statement: [Waverley Route, structure, Liddel Viaduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Liddel Viaduct
Context triple: [Waverley Route, structure, Liddel Viaduct]
  • A. 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.
  • B. Goyt Viaduct
    Goyt Viaduct is a historic railway viaduct in Derbyshire, England, carrying tracks high over the River Goyt as part of the former Midland Railway route.
  • C. Landore Viaduct
    Landore Viaduct is a historic railway bridge in Swansea, Wales, carrying rail traffic across the River Tawe.
  • D. Ashopton Viaduct
    Ashopton Viaduct is a road bridge in Derbyshire, England, carrying the A57 across the upper end of Ladybower Reservoir near the site of the submerged village of Ashopton.
  • E. Boyne Viaduct
    Boyne Viaduct is a historic 19th-century railway bridge in Drogheda, Ireland, renowned for its impressive multi-arch design and key role on the Dublin–Belfast rail line.
  • 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: Liddel Viaduct
Triple: [Waverley Route, structure, Liddel Viaduct]
Generated description
Liddel Viaduct is a historic railway bridge on the former Waverley Route in the Scottish Borders, notable for carrying trains across the River Liddel near the England–Scotland border.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Liddel Viaduct
Target entity description: Liddel Viaduct is a historic railway bridge on the former Waverley Route in the Scottish Borders, notable for carrying trains across the River Liddel near the England–Scotland border.
  • A. 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.
  • B. Goyt Viaduct
    Goyt Viaduct is a historic railway viaduct in Derbyshire, England, carrying tracks high over the River Goyt as part of the former Midland Railway route.
  • C. Landore Viaduct
    Landore Viaduct is a historic railway bridge in Swansea, Wales, carrying rail traffic across the River Tawe.
  • D. Ashopton Viaduct
    Ashopton Viaduct is a road bridge in Derbyshire, England, carrying the A57 across the upper end of Ladybower Reservoir near the site of the submerged village of Ashopton.
  • E. Boyne Viaduct
    Boyne Viaduct is a historic 19th-century railway bridge in Drogheda, Ireland, renowned for its impressive multi-arch design and key role on the Dublin–Belfast rail line.
  • 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_69ca82e14ae481908ffdb822cd2192bc completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb7986f8cc8190a529dda980dd6e98 completed March 31, 2026, 7:36 a.m.
NED1 Entity disambiguation (via context triple) batch_69cdc6ca48308190bd7a6c84d5954279 completed April 2, 2026, 1:30 a.m.
NEDg Description generation batch_69cdcc8439cc8190b00ce9b0781d0544 completed April 2, 2026, 1:55 a.m.
NED2 Entity disambiguation (via description) batch_69cdcdd1a0c08190aa15e665a38945e7 completed April 2, 2026, 2 a.m.
Created at: March 30, 2026, 5:50 p.m.