Triple

T3914083
Position Surface form Disambiguated ID Type / Status
Subject Perth railway station E88792 entity
Predicate originalOperator P179 FINISHED
Object Scottish Central Railway
The Scottish Central Railway was a 19th-century Scottish railway company that operated key routes linking central Scotland’s major cities before becoming part of larger railway groupings.
E400463 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: Scottish Central Railway | Statement: [Perth railway station, originalOperator, Scottish Central Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Scottish Central Railway
Context triple: [Perth railway station, originalOperator, Scottish Central Railway]
  • A. Caledonian Railway
    Caledonian Railway was a major Scottish railway company that operated extensive routes across Scotland and into England during the 19th and early 20th centuries.
  • B. Midland Railway
    Midland Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across central and northern England and played a key role in the development of the UK rail network.
  • C. Glasgow and South Western Railway
    The Glasgow and South Western Railway was a major pre-grouping Scottish railway company that operated routes in southwest Scotland and connected Glasgow with Ayrshire, Dumfries, and England.
  • D. Glasgow, Paisley and Greenock Railway
    The Glasgow, Paisley and Greenock Railway was a 19th-century Scottish railway company that operated a key route linking Glasgow with the port town of Greenock before being absorbed into larger railway groupings.
  • E. Edinburgh–Borders Railway
    The Edinburgh–Borders Railway is a modern Scottish rail line reconnecting Edinburgh with the Scottish Borders, providing both commuter and regional passenger services.
  • 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: Scottish Central Railway
Triple: [Perth railway station, originalOperator, Scottish Central Railway]
Generated description
The Scottish Central Railway was a 19th-century Scottish railway company that operated key routes linking central Scotland’s major cities before becoming part of larger railway groupings.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Scottish Central Railway
Target entity description: The Scottish Central Railway was a 19th-century Scottish railway company that operated key routes linking central Scotland’s major cities before becoming part of larger railway groupings.
  • A. Caledonian Railway
    Caledonian Railway was a major Scottish railway company that operated extensive routes across Scotland and into England during the 19th and early 20th centuries.
  • B. Midland Railway
    Midland Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across central and northern England and played a key role in the development of the UK rail network.
  • C. Glasgow and South Western Railway
    The Glasgow and South Western Railway was a major pre-grouping Scottish railway company that operated routes in southwest Scotland and connected Glasgow with Ayrshire, Dumfries, and England.
  • D. Glasgow, Paisley and Greenock Railway
    The Glasgow, Paisley and Greenock Railway was a 19th-century Scottish railway company that operated a key route linking Glasgow with the port town of Greenock before being absorbed into larger railway groupings.
  • E. Edinburgh–Borders Railway
    The Edinburgh–Borders Railway is a modern Scottish rail line reconnecting Edinburgh with the Scottish Borders, providing both commuter and regional passenger services.
  • 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_69aed955229881909e85e73ffab1d343 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeed38e2808190acbd0a7a3b677798 completed March 9, 2026, 3:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69b528606ef88190a06ab8073d1df945 completed March 14, 2026, 9:20 a.m.
NEDg Description generation batch_69b5298d7be08190adb4a23edb716ce6 completed March 14, 2026, 9:25 a.m.
NED2 Entity disambiguation (via description) batch_69b52de8756c81909d03188bdc29ee88 completed March 14, 2026, 9:44 a.m.
Created at: March 9, 2026, 3:22 p.m.