Triple

T8709404
Position Surface form Disambiguated ID Type / Status
Subject London Borough of Barking and Dagenham E206735 entity
Predicate hasTransport P1298 FINISHED
Object c2c rail services
c2c rail services is a British train operating company providing commuter and regional rail services between London and parts of Essex along the Thames Estuary.
 E753636 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: c2c rail services | Statement: [London Borough of Barking and Dagenham, hasTransport, c2c rail services]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: c2c rail services
Context triple: [London Borough of Barking and Dagenham, hasTransport, c2c rail services]
  • A. CityRail Intercity services
    CityRail Intercity services were the long-distance commuter and regional rail services in New South Wales, Australia, that operated prior to their rebranding and reorganization under NSW TrainLink.
  • B. Biotrén commuter rail
    Biotrén commuter rail is a suburban passenger train system serving the Greater Concepción metropolitan area in Chile, connecting key urban and outlying communities.
  • C. CIT Rail
    CIT Rail is a railcar leasing and financing company that provides rail transportation equipment and related services to shippers and railroads.
  • D. National Rail
    National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
  • E. Randstad regional rail network
    The Randstad regional rail network is a Dutch commuter and regional rail system serving the densely populated Randstad metropolitan area, connecting major cities such as Amsterdam, Rotterdam, The Hague, and Utrecht with surrounding towns.
  • 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: c2c rail services
Triple: [London Borough of Barking and Dagenham, hasTransport, c2c rail services]
Generated description
c2c rail services is a British train operating company providing commuter and regional rail services between London and parts of Essex along the Thames Estuary.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: c2c rail services
Target entity description: c2c rail services is a British train operating company providing commuter and regional rail services between London and parts of Essex along the Thames Estuary.
  • A. CityRail Intercity services
    CityRail Intercity services were the long-distance commuter and regional rail services in New South Wales, Australia, that operated prior to their rebranding and reorganization under NSW TrainLink.
  • B. Biotrén commuter rail
    Biotrén commuter rail is a suburban passenger train system serving the Greater Concepción metropolitan area in Chile, connecting key urban and outlying communities.
  • C. CIT Rail
    CIT Rail is a railcar leasing and financing company that provides rail transportation equipment and related services to shippers and railroads.
  • D. National Rail
    National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
  • E. Randstad regional rail network
    The Randstad regional rail network is a Dutch commuter and regional rail system serving the densely populated Randstad metropolitan area, connecting major cities such as Amsterdam, Rotterdam, The Hague, and Utrecht with surrounding towns.
  • 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_69ca835645e881908f00e3c8b51da81d completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc5c2e9c688190aceefaa2c3b7d7bd completed March 31, 2026, 11:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69cf28b78e90819098ab1d4877ab88fe completed April 3, 2026, 2:40 a.m.
NEDg Description generation batch_69cf2bd14c3c8190b43840ee57cca22c completed April 3, 2026, 2:54 a.m.
NED2 Entity disambiguation (via description) batch_69cf2cb3c4308190971fb3d25064f205 completed April 3, 2026, 2:57 a.m.
Created at: March 30, 2026, 6:35 p.m.