Triple

T1453490
Position Surface form Disambiguated ID Type / Status
Subject Fen Line E31344 entity
Predicate usedByService P1294 FINISHED
Object London King's Cross to King's Lynn services
London King's Cross to King's Lynn services are a passenger rail service linking central London with the town of King’s Lynn via the Fen Line in eastern England.
 E166175 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: London King's Cross to King's Lynn services | Statement: [Fen Line, usedByService, London King's Cross to King's Lynn services]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London King's Cross to King's Lynn services
Context triple: [Fen Line, usedByService, London King's Cross to King's Lynn services]
  • A. London St Pancras to Corby
    London St Pancras to Corby is a regional passenger rail service in England linking central London with the town of Corby in Northamptonshire.
  • B. King's Lynn railway station
    King's Lynn railway station is the main rail terminus serving the town of King's Lynn in Norfolk, England, providing regional and commuter services to destinations including London.
  • C. Thameslink
    Thameslink is a major British rail network providing cross-London services that connect destinations across the South East of England.
  • 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. Leeds to Liverpool Lime Street service
    The Leeds to Liverpool Lime Street service is a regional passenger train route in northern England connecting Leeds with Liverpool Lime Street station, operated by TransPennine Express.
  • 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: London King's Cross to King's Lynn services
Triple: [Fen Line, usedByService, London King's Cross to King's Lynn services]
Generated description
London King's Cross to King's Lynn services are a passenger rail service linking central London with the town of King’s Lynn via the Fen Line in eastern England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: London King's Cross to King's Lynn services
Target entity description: London King's Cross to King's Lynn services are a passenger rail service linking central London with the town of King’s Lynn via the Fen Line in eastern England.
  • A. London St Pancras to Corby
    London St Pancras to Corby is a regional passenger rail service in England linking central London with the town of Corby in Northamptonshire.
  • B. King's Lynn railway station
    King's Lynn railway station is the main rail terminus serving the town of King's Lynn in Norfolk, England, providing regional and commuter services to destinations including London.
  • C. Thameslink
    Thameslink is a major British rail network providing cross-London services that connect destinations across the South East of England.
  • 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. Leeds to Liverpool Lime Street service
    The Leeds to Liverpool Lime Street service is a regional passenger train route in northern England connecting Leeds with Liverpool Lime Street station, operated by TransPennine Express.
  • 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_69a499171a28819085b993a3ac78e363 completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c57e82d48190a30a4512f39f5de0 completed March 1, 2026, 11:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad08c7db088190877addd5edd6c087 completed March 8, 2026, 5:27 a.m.
NEDg Description generation batch_69ad09ae79588190a64a0897352bfc28 completed March 8, 2026, 5:31 a.m.
NED2 Entity disambiguation (via description) batch_69ad0ac635008190bb82bbb2c27adda5 completed March 8, 2026, 5:36 a.m.
Created at: March 1, 2026, 8 p.m.