Triple

T9684245
Position Surface form Disambiguated ID Type / Status
Subject Edinburgh to Aberdeen line E234363 entity
Predicate usesStructure P3097 FINISHED
Object Montrose Basin viaduct
The Montrose Basin viaduct is a long railway bridge in Angus, Scotland, carrying trains across the tidal Montrose Basin on the east coast.
E817175 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: Montrose Basin viaduct | Statement: [Edinburgh to Aberdeen line, usesStructure, Montrose Basin viaduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Montrose Basin viaduct
Context triple: [Edinburgh to Aberdeen line, usesStructure, Montrose Basin viaduct]
  • A. Whalley Viaduct
    Whalley Viaduct is a historic multi-arched railway bridge in Lancashire, England, notable for carrying the railway across the River Calder near the village of Whalley.
  • B. Newbattle Viaduct
    Newbattle Viaduct is a historic multi-arched railway bridge in Midlothian, Scotland, carrying trains across the River South Esk on the former Waverley Line.
  • C. Junction Road Viaduct
    Junction Road Viaduct is a notable railway viaduct in East Sussex, England, carrying the Tonbridge–Hastings line across the River Ouse and surrounding countryside.
  • D. Canton Viaduct
    Canton Viaduct is a historic 19th-century stone railroad viaduct in Canton, Massachusetts, notable as one of the oldest surviving multiple-arch masonry viaducts in the United States.
  • E. Shankend Viaduct
    Shankend Viaduct is a historic multi-arched railway viaduct in the Scottish Borders, formerly carrying trains on the Waverley Route between Edinburgh and Carlisle.
  • 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: Montrose Basin viaduct
Triple: [Edinburgh to Aberdeen line, usesStructure, Montrose Basin viaduct]
Generated description
The Montrose Basin viaduct is a long railway bridge in Angus, Scotland, carrying trains across the tidal Montrose Basin on the east coast.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Montrose Basin viaduct
Target entity description: The Montrose Basin viaduct is a long railway bridge in Angus, Scotland, carrying trains across the tidal Montrose Basin on the east coast.
  • A. Whalley Viaduct
    Whalley Viaduct is a historic multi-arched railway bridge in Lancashire, England, notable for carrying the railway across the River Calder near the village of Whalley.
  • B. Newbattle Viaduct
    Newbattle Viaduct is a historic multi-arched railway bridge in Midlothian, Scotland, carrying trains across the River South Esk on the former Waverley Line.
  • C. Junction Road Viaduct
    Junction Road Viaduct is a notable railway viaduct in East Sussex, England, carrying the Tonbridge–Hastings line across the River Ouse and surrounding countryside.
  • D. Canton Viaduct
    Canton Viaduct is a historic 19th-century stone railroad viaduct in Canton, Massachusetts, notable as one of the oldest surviving multiple-arch masonry viaducts in the United States.
  • E. Shankend Viaduct
    Shankend Viaduct is a historic multi-arched railway viaduct in the Scottish Borders, formerly carrying trains on the Waverley Route between Edinburgh and Carlisle.
  • 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_69ca84c99e34819092e5563a7106cfca completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cd9ccf21a08190a1302b933b9e50be completed April 1, 2026, 10:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69d19f76aca481909692b29cac3c3dc3 completed April 4, 2026, 11:32 p.m.
NEDg Description generation batch_69d1a349b95c819088ef3636b673ac97 completed April 4, 2026, 11:48 p.m.
NED2 Entity disambiguation (via description) batch_69d1a3ce85108190b9f90b590db7c972 completed April 4, 2026, 11:50 p.m.
Created at: March 30, 2026, 8:16 p.m.