Triple

T20058246
Position Surface form Disambiguated ID Type / Status
Subject Chatham railway station E499396 entity
Predicate isOnRoute P2127 FINISHED
Object London–Medway–Kent Coast services
London–Medway–Kent Coast services are regional rail services in southeast England that connect London with Medway towns and coastal destinations in Kent.
E1408953 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–Medway–Kent Coast services | Statement: [Chatham railway station, isOnRoute, London–Medway–Kent Coast services]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London–Medway–Kent Coast services
Context triple: [Chatham railway station, isOnRoute, London–Medway–Kent Coast services]
  • A. Shorncliffe line services
    Shorncliffe line services are suburban passenger train services in Brisbane, Queensland, operating between the city and the coastal suburb of Shorncliffe.
  • B. Mid-Kent Line
    The Mid-Kent Line is a suburban railway line in southeast London and northwest Kent, providing commuter services between central London and towns such as Catford and Hayes.
  • C. Romsey–Southampton circular service
    The Romsey–Southampton circular service is a local passenger rail route in Hampshire, England, that operates in a loop linking Romsey with Southampton and intermediate stations.
  • D. London Waterloo–Weymouth route
    The London Waterloo–Weymouth route is a major south-western English railway corridor linking central London with coastal destinations in Dorset via key intermediate towns and cities.
  • E. London to Folkestone route
    The London to Folkestone route is a key railway corridor in southeast England linking the capital with the Channel coast and serving as an important passenger and regional transport link.
  • 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–Medway–Kent Coast services
Triple: [Chatham railway station, isOnRoute, London–Medway–Kent Coast services]
Generated description
London–Medway–Kent Coast services are regional rail services in southeast England that connect London with Medway towns and coastal destinations in Kent.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London–Medway–Kent Coast services
Target entity description: London–Medway–Kent Coast services are regional rail services in southeast England that connect London with Medway towns and coastal destinations in Kent.
  • A. Shorncliffe line services
    Shorncliffe line services are suburban passenger train services in Brisbane, Queensland, operating between the city and the coastal suburb of Shorncliffe.
  • B. Mid-Kent Line
    The Mid-Kent Line is a suburban railway line in southeast London and northwest Kent, providing commuter services between central London and towns such as Catford and Hayes.
  • C. Romsey–Southampton circular service
    The Romsey–Southampton circular service is a local passenger rail route in Hampshire, England, that operates in a loop linking Romsey with Southampton and intermediate stations.
  • D. London Waterloo–Weymouth route
    The London Waterloo–Weymouth route is a major south-western English railway corridor linking central London with coastal destinations in Dorset via key intermediate towns and cities.
  • E. London to Folkestone route
    The London to Folkestone route is a key railway corridor in southeast England linking the capital with the Channel coast and serving as an important passenger and regional transport link.
  • 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_69da6276bcf48190aabbf279192a5fb4 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e6637325908190aefc0e27e2ed5750 completed April 20, 2026, 5:33 p.m.
NED1 Entity disambiguation (via context triple) batch_6a08160e5fe481909cac91327be89022 completed May 16, 2026, 7 a.m.
NEDg Description generation batch_6a0816d3c71081909138d3144a108266 completed May 16, 2026, 7:03 a.m.
NED2 Entity disambiguation (via description) batch_6a081798cb48819084ab456f79b68eb9 completed May 16, 2026, 7:07 a.m.
Created at: April 11, 2026, 3:38 p.m.