Triple

T7130625
Position Surface form Disambiguated ID Type / Status
Subject London King's Cross to King's Lynn services E166175 entity
Predicate lineUsedBetween P14437 FINISHED
Object 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.
E643309 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: Cambridge Line between Hitchin and Cambridge | Statement: [London King's Cross to King's Lynn services, lineUsedBetween, Cambridge Line between Hitchin and Cambridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cambridge Line between Hitchin and Cambridge
Context triple: [London King's Cross to King's Lynn services, lineUsedBetween, Cambridge Line between Hitchin and Cambridge]
  • A. London to Aylesbury Line
    The London to Aylesbury Line is a commuter rail route in England connecting London with the town of Aylesbury, primarily serving passengers in Buckinghamshire and surrounding areas.
  • B. London–Colchester line
    The London–Colchester line is a key commuter and intercity railway route in eastern England linking London with the town of Colchester and serving as part of the main rail corridor toward East Anglia.
  • C. Cambridge–Ely line
    The Cambridge–Ely line is a railway route in Cambridgeshire, England, connecting the city of Cambridge with the cathedral city of Ely and forming part of the region’s key passenger and freight network.
  • D. Oxford–Bicester line
    The Oxford–Bicester line is a railway route in Oxfordshire, England, connecting Oxford with the town of Bicester as part of the regional and commuter rail network.
  • E. Ipswich line
    The Ipswich line is a suburban railway line in Brisbane, Queensland, connecting the city centre with the western suburbs and the city of Ipswich.
  • 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: Cambridge Line between Hitchin and Cambridge
Triple: [London King's Cross to King's Lynn services, lineUsedBetween, Cambridge Line between Hitchin and Cambridge]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cambridge Line between Hitchin and Cambridge
Target entity description: 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.
  • A. London to Aylesbury Line
    The London to Aylesbury Line is a commuter rail route in England connecting London with the town of Aylesbury, primarily serving passengers in Buckinghamshire and surrounding areas.
  • B. London–Colchester line
    The London–Colchester line is a key commuter and intercity railway route in eastern England linking London with the town of Colchester and serving as part of the main rail corridor toward East Anglia.
  • C. Cambridge–Ely line
    The Cambridge–Ely line is a railway route in Cambridgeshire, England, connecting the city of Cambridge with the cathedral city of Ely and forming part of the region’s key passenger and freight network.
  • D. Oxford–Bicester line
    The Oxford–Bicester line is a railway route in Oxfordshire, England, connecting Oxford with the town of Bicester as part of the regional and commuter rail network.
  • E. Ipswich line
    The Ipswich line is a suburban railway line in Brisbane, Queensland, connecting the city centre with the western suburbs and the city of Ipswich.
  • 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_69c7a33eea0481909f87e0813bc35b52 completed March 28, 2026, 9:45 a.m.
NEDg Description generation batch_69c7a3f2b51c81909f058149e9bd9f0a completed March 28, 2026, 9:48 a.m.
NED2 Entity disambiguation (via description) batch_69c7a4a9e91881909df07f1c540f191e completed March 28, 2026, 9:51 a.m.
Created at: March 27, 2026, 2:44 p.m.