Triple

T6179144
Position Surface form Disambiguated ID Type / Status
Subject Epsom railway station E137894 entity
Predicate railwayLine P848 FINISHED
Object Epsom to London Bridge route
The Epsom to London Bridge route is a suburban commuter rail service in South London and Surrey that links Epsom with central London via London Bridge station.
E578569 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: Epsom to London Bridge route | Statement: [Epsom railway station, railwayLine, Epsom to London Bridge route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Epsom to London Bridge route
Context triple: [Epsom railway station, railwayLine, Epsom to London Bridge route]
  • A. Epsom to London Waterloo route
    The Epsom to London Waterloo route is a suburban commuter rail service in South West London and Surrey that links Epsom with central London’s Waterloo terminus.
  • B. Epsom to London Victoria route
    The Epsom to London Victoria route is a suburban commuter rail service in South London and Surrey linking Epsom with central London’s Victoria station.
  • C. 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.
  • D. A3 London–Portsmouth route
    The A3 London–Portsmouth route is a major trunk road in southern England linking the capital with the port city of Portsmouth.
  • E. London Charing Cross – Hastings
    London Charing Cross – Hastings is a mainline rail service in Southeast England linking central London with the coastal town of Hastings via intermediate stations in Kent and East Sussex.
  • 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: Epsom to London Bridge route
Triple: [Epsom railway station, railwayLine, Epsom to London Bridge route]
Generated description
The Epsom to London Bridge route is a suburban commuter rail service in South London and Surrey that links Epsom with central London via London Bridge station.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Epsom to London Bridge route
Target entity description: The Epsom to London Bridge route is a suburban commuter rail service in South London and Surrey that links Epsom with central London via London Bridge station.
  • A. Epsom to London Waterloo route
    The Epsom to London Waterloo route is a suburban commuter rail service in South West London and Surrey that links Epsom with central London’s Waterloo terminus.
  • B. Epsom to London Victoria route
    The Epsom to London Victoria route is a suburban commuter rail service in South London and Surrey linking Epsom with central London’s Victoria station.
  • C. 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.
  • D. A3 London–Portsmouth route
    The A3 London–Portsmouth route is a major trunk road in southern England linking the capital with the port city of Portsmouth.
  • E. London Charing Cross – Hastings
    London Charing Cross – Hastings is a mainline rail service in Southeast England linking central London with the coastal town of Hastings via intermediate stations in Kent and East Sussex.
  • 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_69c008a80f748190ba3d07ffc81acb29 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c05dcb77948190b5385438f81bf0a8 completed March 22, 2026, 9:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69c20d7fbbcc8190902e8f104d9991de completed March 24, 2026, 4:05 a.m.
NEDg Description generation batch_69c2152127f08190a13abec64bc27db5 completed March 24, 2026, 4:37 a.m.
NED2 Entity disambiguation (via description) batch_69c2157d43048190a0376cdc9024c5f9 completed March 24, 2026, 4:39 a.m.
Created at: March 22, 2026, 4:18 p.m.