Triple

T23391230
Position Surface form Disambiguated ID Type / Status
Subject Arisaig railway station E594022 entity
Predicate openedBy P421 FINISHED
Object Mallaig Extension Railway E1244939 NE FINISHED

How this triple was built (2 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: Mallaig Extension Railway | Statement: [Arisaig railway station, openedBy, Mallaig Extension Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mallaig Extension Railway
Context triple: [Arisaig railway station, openedBy, Mallaig Extension Railway]
  • A. Mallaig Extension Railway chosen
    The Mallaig Extension Railway is a historic Scottish railway line built as a western extension of the West Highland Line to connect Fort William with the fishing port of Mallaig, famed today for its scenic coastal and Highland landscapes.
  • B. Fairbourne Railway
    Fairbourne Railway is a historic narrow-gauge heritage railway in Fairbourne, Wales, known for its scenic coastal route and tourist steam trains.
  • C. Kinleith Branch railway line
    The Kinleith Branch railway line is a New Zealand rail line in the Waikato region that primarily serves freight traffic, especially from the Kinleith pulp and paper mill, connecting it to the national rail network.
  • D. Portpatrick Railway
    Portpatrick Railway was a 19th-century Scottish railway company that developed lines in southwest Scotland, including the route serving Stranraer.
  • E. Kyle of Lochalsh railway line
    The Kyle of Lochalsh railway line is a scenic rural rail route in the Scottish Highlands running from Inverness to the west coast terminus at Kyle of Lochalsh, renowned for its dramatic landscapes and coastal views.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69e25d2754fc819085deea939bde60ab completed April 17, 2026, 4:17 p.m.
NER Named-entity recognition batch_69f1a49bdfec8190afa592c66660c279 completed April 29, 2026, 6:26 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c5dec070c81908e86b1c7fc50fc83 completed May 19, 2026, 12:56 p.m.
Created at: April 17, 2026, 5:36 p.m.