Triple

T1902154
Position Surface form Disambiguated ID Type / Status
Subject London Cannon Street E37712 entity
Predicate terminusFor P388 FINISHED
Object Sidcup Line suburban services
Sidcup Line suburban services are commuter rail trains operating between central London and the Sidcup area, primarily serving suburban passengers traveling to and from the southeast of the city.
E212180 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: Sidcup Line suburban services | Statement: [London Cannon Street, terminusFor, Sidcup Line suburban services]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sidcup Line suburban services
Context triple: [London Cannon Street, terminusFor, Sidcup Line suburban services]
  • A. Hounslow Loop Line
    The Hounslow Loop Line is a suburban railway route in West London that forms a loop off the South Western Main Line, providing local passenger services through areas such as Hounslow, Isleworth, and Richmond.
  • B. Lea Valley lines
    The Lea Valley lines are a group of suburban and regional railway routes in northeast London and Hertfordshire that follow the River Lea, providing commuter services into central London.
  • C. South London Line
    The South London Line is a suburban railway route in south London that connects several inner-city districts and provides key commuter services across the area.
  • D. Oxted line
    The Oxted line is a suburban and rural railway route in southern England connecting London with towns in Surrey and Sussex, operated as part of the Southern rail network.
  • E. Bury Line
    The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
  • 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: Sidcup Line suburban services
Triple: [London Cannon Street, terminusFor, Sidcup Line suburban services]
Generated description
Sidcup Line suburban services are commuter rail trains operating between central London and the Sidcup area, primarily serving suburban passengers traveling to and from the southeast of the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sidcup Line suburban services
Target entity description: Sidcup Line suburban services are commuter rail trains operating between central London and the Sidcup area, primarily serving suburban passengers traveling to and from the southeast of the city.
  • A. Hounslow Loop Line
    The Hounslow Loop Line is a suburban railway route in West London that forms a loop off the South Western Main Line, providing local passenger services through areas such as Hounslow, Isleworth, and Richmond.
  • B. Lea Valley lines
    The Lea Valley lines are a group of suburban and regional railway routes in northeast London and Hertfordshire that follow the River Lea, providing commuter services into central London.
  • C. South London Line
    The South London Line is a suburban railway route in south London that connects several inner-city districts and provides key commuter services across the area.
  • D. Oxted line
    The Oxted line is a suburban and rural railway route in southern England connecting London with towns in Surrey and Sussex, operated as part of the Southern rail network.
  • E. Bury Line
    The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
  • 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_69a8861be7148190a680937ec451a304 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb18f10e48190b2f8c64c42cc55f3 completed March 7, 2026, 5:03 a.m.
NED1 Entity disambiguation (via context triple) batch_69adeaf558148190b920693e2348190f completed March 8, 2026, 9:32 p.m.
NEDg Description generation batch_69adebafc474819092f9e2ec9768cf3f completed March 8, 2026, 9:35 p.m.
NED2 Entity disambiguation (via description) batch_69adec2a928881909a1059ea5d4fc72b completed March 8, 2026, 9:37 p.m.
Created at: March 4, 2026, 7:35 p.m.