Triple

T10940603
Position Surface form Disambiguated ID Type / Status
Subject Regent’s Park station E258459 entity
Predicate lineOriginallyServed P96750 FINISHED
Object Baker Street and Waterloo Railway E305908 NE FINISHED

How this triple was built (3 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: Baker Street and Waterloo Railway | Statement: [Regent’s Park station, lineOriginallyServed, Baker Street and Waterloo Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Baker Street and Waterloo Railway
Context triple: [Regent’s Park station, lineOriginallyServed, Baker Street and Waterloo Railway]
  • A. Baker Street and Waterloo Railway chosen
    The Baker Street and Waterloo Railway was one of London's early deep-level tube railways, later incorporated into the Bakerloo line of the London Underground.
  • B. Baker Street station
    Baker Street station is a historic London Underground station in central London, famously associated with Sherlock Holmes and serving multiple tube lines.
  • C. Charing Cross main line
    Charing Cross main line is a central London railway route and terminus that serves as a key hub for commuter and regional train services into the city.
  • D. Charing Cross, Euston and Hampstead Railway
    The Charing Cross, Euston and Hampstead Railway was an early deep-level “tube” railway in London that later became a core part of the London Underground’s Northern line.
  • E. Great Northern, Piccadilly and Brompton Railway
    The Great Northern, Piccadilly and Brompton Railway was an early 20th-century deep-level London Underground railway company that formed the core of what is now the Piccadilly line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: lineOriginallyServed
Context triple: [Regent’s Park station, lineOriginallyServed, Baker Street and Waterloo Railway]
  • A. lineServed
    Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
  • B. servedByLine
    Indicates that a transportation stop, station, or location is provided service by a specific transit line.
  • C. servesLine
    Indicates that a transportation stop, station, or facility is on and provides service for a particular transit line.
  • D. servesLineTo
    Indicates that one entity provides or operates a particular service line or route for another entity or location.
  • E. servesLineSince
    Indicates that a transportation service or route has been operating on a particular line since a specified point in time.
  • 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_69d6aa8769b4819082bfe5e61b9017f0 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d770c2821c8190a7b08276c4bfbf33 completed April 9, 2026, 9:26 a.m.
NED1 Entity disambiguation (via context triple) batch_69e23c0e940081908c84ea4cf3b877fc completed April 17, 2026, 1:56 p.m.
PD Predicate disambiguation batch_69d72e816a98819096d6c10dfb88a66a completed April 9, 2026, 4:43 a.m.
PDg Predicate description generation batch_69d7322370648190ba14cdd6fb4cdcb0 completed April 9, 2026, 4:59 a.m.
Created at: April 8, 2026, 9:23 p.m.