Triple

T5493686
Position Surface form Disambiguated ID Type / Status
Subject Nottingham to Skegness E123761 entity
Predicate usesLine P1293 FINISHED
Object Nottingham–Skegness line
The Nottingham–Skegness line is a regional railway route in England linking the East Midlands city of Nottingham with the seaside resort of Skegness via towns such as Grantham and Boston.
 E524215 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: Nottingham–Skegness line | Statement: [Nottingham to Skegness, usesLine, Nottingham–Skegness line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Nottingham–Skegness line
Context triple: [Nottingham to Skegness, usesLine, Nottingham–Skegness line]
  • A. Grantham–Skegness line
    The Grantham–Skegness line is a regional railway route in Lincolnshire, England, linking inland towns with the seaside resort of Skegness.
  • B. Birmingham–Leamington Spa line
    The Birmingham–Leamington Spa line is a railway route in the West Midlands and Warwickshire connecting Birmingham with Leamington Spa, used for both regional passenger services and some longer-distance trains.
  • C. West Anglia Main Line
    The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
  • D. Nottingham–Grantham line
    The Nottingham–Grantham line is a regional railway route in Nottinghamshire and Lincolnshire, England, linking the city of Nottingham with the market town of Grantham and serving intermediate rural communities.
  • E. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • 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: Nottingham–Skegness line
Triple: [Nottingham to Skegness, usesLine, Nottingham–Skegness line]
Generated description
The Nottingham–Skegness line is a regional railway route in England linking the East Midlands city of Nottingham with the seaside resort of Skegness via towns such as Grantham and Boston.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Nottingham–Skegness line
Target entity description: The Nottingham–Skegness line is a regional railway route in England linking the East Midlands city of Nottingham with the seaside resort of Skegness via towns such as Grantham and Boston.
  • A. Grantham–Skegness line
    The Grantham–Skegness line is a regional railway route in Lincolnshire, England, linking inland towns with the seaside resort of Skegness.
  • B. Birmingham–Leamington Spa line
    The Birmingham–Leamington Spa line is a railway route in the West Midlands and Warwickshire connecting Birmingham with Leamington Spa, used for both regional passenger services and some longer-distance trains.
  • C. West Anglia Main Line
    The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
  • D. Nottingham–Grantham line
    The Nottingham–Grantham line is a regional railway route in Nottinghamshire and Lincolnshire, England, linking the city of Nottingham with the market town of Grantham and serving intermediate rural communities.
  • E. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • 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_69bd464a2d908190869324ce176779c8 completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd9281a0148190bb7a8dae9c991b9c completed March 20, 2026, 6:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf6c8fb5688190b29f27ce13324943 completed March 22, 2026, 4:14 a.m.
NEDg Description generation batch_69bf6d7d2ff48190acee9baab4d54ef2 completed March 22, 2026, 4:18 a.m.
NED2 Entity disambiguation (via description) batch_69bf6e62f03481908fbbeb931defcc05 completed March 22, 2026, 4:21 a.m.
Created at: March 20, 2026, 2:10 p.m.