Triple

T3654001
Position Surface form Disambiguated ID Type / Status
Subject Sleaford E77486 entity
Predicate railwayLine P848 FINISHED
Object Nottingham–Skegness line
The Nottingham–Skegness line is a regional railway route in the East Midlands of England that connects the city of Nottingham with the seaside resort of Skegness, serving towns such as Grantham, Sleaford, and Boston.
E150341 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: [Sleaford, railwayLine, Nottingham–Skegness line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nottingham–Skegness line
Context triple: [Sleaford, railwayLine, Nottingham–Skegness line]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • E. Birmingham to Peterborough Line
    The Birmingham to Peterborough Line is a key cross-country railway route in England linking the West Midlands with the East of England via several intermediate towns and cities.
  • 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: [Sleaford, railwayLine, Nottingham–Skegness line]
Generated description
The Nottingham–Skegness line is a regional railway route in the East Midlands of England that connects the city of Nottingham with the seaside resort of Skegness, serving towns such as Grantham, Sleaford, 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 the East Midlands of England that connects the city of Nottingham with the seaside resort of Skegness, serving towns such as Grantham, Sleaford, and Boston.
  • A. 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.
  • B. 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.
  • C. Nottingham–Grantham line chosen
    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.
  • D. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • E. Birmingham to Peterborough Line
    The Birmingham to Peterborough Line is a key cross-country railway route in England linking the West Midlands with the East of England via several intermediate towns and cities.
  • F. None of above.

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_69ad85def5cc8190863dccf55a18bebb completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc3b9164c81908938a4338430d193 completed March 8, 2026, 6:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4883bb50c8190bd383b21ac748a2e completed March 13, 2026, 9:57 p.m.
NEDg Description generation batch_69b48db4127081908f9177e8d1121e78 completed March 13, 2026, 10:20 p.m.
NED2 Entity disambiguation (via description) batch_69b4aefb58448190b7d34343a5dbb0f6 completed March 14, 2026, 12:42 a.m.
Created at: March 8, 2026, 3:24 p.m.