Triple

T11194219
Position Surface form Disambiguated ID Type / Status
Subject London Euston – Crewe E264878 entity
Predicate hasStationAlongRoute P86982 FINISHED
Object Watford Junction railway station E125824 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: Watford Junction railway station | Statement: [London Euston – Crewe, hasStationAlongRoute, Watford Junction railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Watford Junction railway station
Context triple: [London Euston – Crewe, hasStationAlongRoute, Watford Junction railway station]
  • A. Watford Junction railway station chosen
    Watford Junction railway station is a major rail hub in Hertfordshire, England, providing regional, commuter, and long-distance services including routes to London and the Midlands.
  • B. Watford High Street railway station
    Watford High Street railway station is a suburban rail station in Watford, Hertfordshire, serving local and London Overground services on the Watford DC line.
  • C. Watford North railway station
    Watford North railway station is a small suburban rail stop in Hertfordshire, England, serving the northern part of Watford on the Abbey Line between Watford Junction and St Albans Abbey.
  • D. Watford tube station
    Watford tube station is a London Underground station in Hertfordshire that serves as the northern terminus of the Watford branch of the Metropolitan line.
  • E. Severn Tunnel Junction railway station
    Severn Tunnel Junction railway station is a major rail junction in South Wales serving as a key stop near the Severn Tunnel on routes between England and Wales.
  • 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: hasStationAlongRoute
Context triple: [London Euston – Crewe, hasStationAlongRoute, Watford Junction railway station]
  • A. hasRailStation
    Indicates that one entity possesses, contains, or is served by a rail station.
  • B. hasRailRoute
    Indicates that there exists a rail-based transportation route or connection between the related entities.
  • C. servesAsThroughStationFor
    Indicates that a station functions as an intermediate (through) stop for a particular service, route, or journey rather than as its starting or ending point.
  • D. situatedOnTransportRoute chosen
    Indicates that one entity is located along, on, or directly adjacent to a specified transport route (such as a road, railway, or shipping lane).
  • E. hasEndpointStation
    Indicates that something (such as a route, line, or service) has a specific station as one of its terminal endpoints.
  • F. None of above.

Provenance (4 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_69d6aa9eb9248190b20211772621b4bc completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e8bf14e481908563b15790af4d20 completed April 9, 2026, 5:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69e496ff48448190982d4477039a13d8 completed April 19, 2026, 8:49 a.m.
PD Predicate disambiguation batch_69d75cf4461c8190af84060f7db83211 completed April 9, 2026, 8:01 a.m.
Created at: April 8, 2026, 9:29 p.m.