Triple

T7130626
Position Surface form Disambiguated ID Type / Status
Subject London King's Cross to King's Lynn services E166175 entity
Predicate lineUsedBetween P14437 FINISHED
Object Fen Line between Cambridge and King's Lynn
The Fen Line between Cambridge and King's Lynn is a key electrified railway route in eastern England that links Cambridge with the Norfolk town of King’s Lynn across the flat Fenland landscape.
E644761 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: Fen Line between Cambridge and King's Lynn | Statement: [London King's Cross to King's Lynn services, lineUsedBetween, Fen Line between Cambridge and King's Lynn]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fen Line between Cambridge and King's Lynn
Context triple: [London King's Cross to King's Lynn services, lineUsedBetween, Fen Line between Cambridge and King's Lynn]
  • A. Cambridge Line between Hitchin and Cambridge
    The Cambridge Line between Hitchin and Cambridge is a key section of the rail network in eastern England, linking the East Coast Main Line to the city of Cambridge and serving both regional and long-distance passenger services.
  • B. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • C. Waterloo to Bournemouth and Weymouth line
    The Waterloo to Bournemouth and Weymouth line is a major south-western English railway route linking London Waterloo with the coastal towns of Bournemouth and Weymouth.
  • D. 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.
  • E. Ely–Ipswich line
    The Ely–Ipswich line is a regional railway route in eastern England that connects the city of Ely in Cambridgeshire with the town of Ipswich in Suffolk, serving as an important link across East Anglia.
  • 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: Fen Line between Cambridge and King's Lynn
Triple: [London King's Cross to King's Lynn services, lineUsedBetween, Fen Line between Cambridge and King's Lynn]
Generated description
The Fen Line between Cambridge and King's Lynn is a key electrified railway route in eastern England that links Cambridge with the Norfolk town of King’s Lynn across the flat Fenland landscape.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fen Line between Cambridge and King's Lynn
Target entity description: The Fen Line between Cambridge and King's Lynn is a key electrified railway route in eastern England that links Cambridge with the Norfolk town of King’s Lynn across the flat Fenland landscape.
  • A. Cambridge Line between Hitchin and Cambridge
    The Cambridge Line between Hitchin and Cambridge is a key section of the rail network in eastern England, linking the East Coast Main Line to the city of Cambridge and serving both regional and long-distance passenger services.
  • B. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • C. Waterloo to Bournemouth and Weymouth line
    The Waterloo to Bournemouth and Weymouth line is a major south-western English railway route linking London Waterloo with the coastal towns of Bournemouth and Weymouth.
  • D. 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.
  • E. Ely–Ipswich line
    The Ely–Ipswich line is a regional railway route in eastern England that connects the city of Ely in Cambridgeshire with the town of Ipswich in Suffolk, serving as an important link across East Anglia.
  • 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_69c68884a9388190af42f90d1c1a7151 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e7759a048190815689298befa8d7 completed March 27, 2026, 8:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7ad90bdd881908430ee9f7aa4f9ac completed March 28, 2026, 10:29 a.m.
NEDg Description generation batch_69c7ae1bde448190b546d292d213c8c9 completed March 28, 2026, 10:31 a.m.
NED2 Entity disambiguation (via description) batch_69c7ae73e1a88190a18488b3155b2542 completed March 28, 2026, 10:33 a.m.
Created at: March 27, 2026, 2:44 p.m.