Triple

T10735311
Position Surface form Disambiguated ID Type / Status
Subject Bala Lake Railway E253179 entity
Predicate hasLocomotiveCollectionFrom P60619 FINISHED
Object Dinorwic slate quarries E311862 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: Dinorwic slate quarries | Statement: [Bala Lake Railway, hasLocomotiveCollectionFrom, Dinorwic slate quarries]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dinorwic slate quarries
Context triple: [Bala Lake Railway, hasLocomotiveCollectionFrom, Dinorwic slate quarries]
  • A. Nantlle Valley slate quarries
    The Nantlle Valley slate quarries are a historic complex of slate mines in northwest Wales, renowned for their role in the region’s industrial heritage and distinctive quarrying landscape.
  • B. Dinorwig Slate Quarry chosen
    Dinorwig Slate Quarry is a historic former slate mine in northwest Wales, renowned for its vast industrial landscape and role in the region’s 19th-century slate boom.
  • C. Penrhyn Slate Quarry
    Penrhyn Slate Quarry is a historic and once world-leading slate mine in Bethesda, North Wales, central to the region’s industrial heritage and landscape.
  • D. Arenig quarry
    Arenig quarry is a disused slate quarry in the Arenig Fawr area of Snowdonia, north Wales, historically worked for roofing slate.
  • E. Pwll Du quarries
    Pwll Du quarries are historic limestone quarries in South Wales that formed a key part of the Blaenavon area's 18th–19th century iron and industrial operations.
  • 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: hasLocomotiveCollectionFrom
Context triple: [Bala Lake Railway, hasLocomotiveCollectionFrom, Dinorwic slate quarries]
  • A. hasLocomotive
    Indicates that one entity possesses or is equipped with a locomotive as part of its composition or operation.
  • B. associatedWithLocomotive
    Indicates a relationship where something is connected or related to a locomotive, such as by use, function, origin, or context.
  • C. hasVehicleCollection chosen
    Indicates that an entity possesses or maintains a set or collection of vehicles.
  • D. locomotiveWorks
    Indicates a relationship where an entity is a facility or company that builds, repairs, or maintains locomotives.
  • E. usesRollingStock
    Indicates that one entity employs or operates specific rolling stock (such as rail vehicles) in its activities or services.
  • 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_69d6aa5e51e8819095f06881cecf152e completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d71021cccc8190ba2d3bbd7d50e2a7 completed April 9, 2026, 2:34 a.m.
NED1 Entity disambiguation (via context triple) batch_69de22cc4edc8190a7ab45e57ed94c47 completed April 14, 2026, 11:19 a.m.
PD Predicate disambiguation batch_69d6f309a44881908e49e3ba478c35b4 completed April 9, 2026, 12:30 a.m.
Created at: April 8, 2026, 9:14 p.m.