Triple

T21116514
Position Surface form Disambiguated ID Type / Status
Subject Chester–Crewe line E520312 entity
Predicate connectsTo P845 FINISHED
Object North Wales Coast Line at Chester NE NERFINISHED

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: North Wales Coast Line at Chester | Statement: [Chester–Crewe line, connectsTo, North Wales Coast Line at Chester]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: North Wales Coast Line at Chester
Context triple: [Chester–Crewe line, connectsTo, North Wales Coast Line at Chester]
  • A. West Coast Main Line at Chester
    The West Coast Main Line at Chester is a key junction where the major intercity rail route between London and northwest England links with services to North Wales via the North Wales Coast Line.
  • B. Chester–Birkenhead railway line
    The Chester–Birkenhead railway line is a rail route in northwest England linking the city of Chester with Birkenhead on the Wirral Peninsula, now largely integrated into the Merseyrail network.
  • C. Manchester to Chester line
    The Manchester to Chester line is a regional railway route in North West England connecting the cities of Manchester and Chester via intermediate towns and stations.
  • D. Chester–Crewe line
    The Chester–Crewe line is a key railway route in northwest England linking the historic city of Chester with the major rail junction at Crewe, serving both regional and long-distance passenger services.
  • E. North Wales Coast Line chosen
    The North Wales Coast Line is a major railway route in Wales that runs along the north coast, connecting key towns and cities such as Chester, Llandudno Junction, Bangor, and Holyhead.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0b509a318819092fbbcb21d1fe603 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e72106a3b48190a0efa51a74ae21f0 completed April 21, 2026, 7:02 a.m.
Created at: April 16, 2026, 2:55 p.m.