Triple

T10558556
Position Surface form Disambiguated ID Type / Status
Subject Tywyn Wharf railway station E249152 entity
Predicate near P350 FINISHED
Object Tywyn railway station E267921 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: Tywyn railway station | Statement: [Tywyn Wharf railway station, near, Tywyn railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tywyn railway station
Context triple: [Tywyn Wharf railway station, near, Tywyn railway station]
  • A. Tywyn railway station chosen
    Tywyn railway station is a small coastal railway stop in Gwynedd, Wales, serving the town of Tywyn on the Cambrian Line.
  • B. Tywyn Wharf railway station
    Tywyn Wharf railway station is the main station and visitor hub of the historic narrow-gauge Talyllyn Railway in Gwynedd, Wales.
  • C. Nant Gwernol railway station
    Nant Gwernol railway station is the upper mountain terminus of the historic narrow-gauge Talyllyn Railway in Mid Wales, serving as a scenic endpoint for heritage steam train services.
  • D. Tanygrisiau railway station
    Tanygrisiau railway station is a small stop on the heritage Ffestiniog Railway in Gwynedd, Wales, serving the village of Tanygrisiau near Blaenau Ffestiniog.
  • E. Ystrad Mynach railway station
    Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
  • 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_69d381c733c08190ab1dd6239f5f34ae completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d5271e65688190bcf7931373d87f94 completed April 7, 2026, 3:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69de22087d008190a9db6080b8c10f5d completed April 14, 2026, 11:16 a.m.
Created at: April 6, 2026, 12:35 p.m.