Triple

T8339957
Position Surface form Disambiguated ID Type / Status
Subject Vauxhall Station E195883 entity
Predicate connectsTo P845 FINISHED
Object Vauxhall railway viaduct
The Vauxhall railway viaduct is an elevated rail structure in London that carries multiple mainline tracks across the Vauxhall area, linking approaches into central London’s major termini.
 E730311 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: Vauxhall railway viaduct | Statement: [Vauxhall Station, connectsTo, Vauxhall railway viaduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Vauxhall railway viaduct
Context triple: [Vauxhall Station, connectsTo, Vauxhall railway viaduct]
  • A. Ouse Valley Viaduct
    Ouse Valley Viaduct is a 19th-century brick railway viaduct in West Sussex, England, renowned for its elegant arches and striking Victorian engineering.
  • B. Holytown railway viaduct
    Holytown railway viaduct is a historic multi-arch railway bridge in North Lanarkshire, Scotland, carrying rail traffic across the North Calder Water.
  • C. 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.
  • D. Avon Viaduct (railway)
    Avon Viaduct (railway) is a historic stone railway viaduct in South Lanarkshire, Scotland, notable for carrying trains high above the surrounding valley.
  • E. 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.
  • 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: Vauxhall railway viaduct
Triple: [Vauxhall Station, connectsTo, Vauxhall railway viaduct]
Generated description
The Vauxhall railway viaduct is an elevated rail structure in London that carries multiple mainline tracks across the Vauxhall area, linking approaches into central London’s major termini.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Vauxhall railway viaduct
Target entity description: The Vauxhall railway viaduct is an elevated rail structure in London that carries multiple mainline tracks across the Vauxhall area, linking approaches into central London’s major termini.
  • A. Ouse Valley Viaduct
    Ouse Valley Viaduct is a 19th-century brick railway viaduct in West Sussex, England, renowned for its elegant arches and striking Victorian engineering.
  • B. Holytown railway viaduct
    Holytown railway viaduct is a historic multi-arch railway bridge in North Lanarkshire, Scotland, carrying rail traffic across the North Calder Water.
  • C. 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.
  • D. Avon Viaduct (railway)
    Avon Viaduct (railway) is a historic stone railway viaduct in South Lanarkshire, Scotland, notable for carrying trains high above the surrounding valley.
  • E. 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.
  • 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_69ca82ecbdc481908a55cad8ca062d88 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb7fd7a3888190b54306ed862aded4 completed March 31, 2026, 8:03 a.m.
NED1 Entity disambiguation (via context triple) batch_69cde79e916c8190afc90c3b12c68caf completed April 2, 2026, 3:50 a.m.
NEDg Description generation batch_69cdec234ad8819080868076efdbe22c completed April 2, 2026, 4:10 a.m.
NED2 Entity disambiguation (via description) batch_69cdecc83e408190b9ba1dc8acf5081b completed April 2, 2026, 4:12 a.m.
Created at: March 30, 2026, 5:57 p.m.