Triple

T4156282
Position Surface form Disambiguated ID Type / Status
Subject West Wales Line E91422 entity
Predicate terminus P388 FINISHED
Object Milford Haven railway station E346968 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: Milford Haven railway station | Statement: [West Wales Line, terminus, Milford Haven railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Milford Haven railway station
Context triple: [West Wales Line, terminus, Milford Haven railway station]
  • A. Milford Haven railway station chosen
    Milford Haven railway station is the western terminus of the West Wales Line in Pembrokeshire, Wales, serving the town of Milford Haven with regional rail services.
  • B. Penarth railway station
    Penarth railway station is a suburban rail station in Penarth, Vale of Glamorgan, Wales, providing local and commuter services primarily to Cardiff and surrounding areas.
  • C. Porthmadog Harbour Station
    Porthmadog Harbour Station is a historic narrow-gauge railway terminus in Porthmadog, Wales, serving as a key hub for heritage steam services on the Ffestiniog Railway.
  • D. 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.
  • E. Carmarthen railway station
    Carmarthen railway station is a key rail hub in west Wales serving the town of Carmarthen with regional and intercity connections.
  • 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_69aed9626ebc8190a39de631788bea3e completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69af028fc11c819093fb2f616b97a694 completed March 9, 2026, 5:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5b7628a4c81908990727003d8c247 completed March 14, 2026, 7:30 p.m.
Created at: March 9, 2026, 3:44 p.m.