Triple

T3172312
Position Surface form Disambiguated ID Type / Status
Subject North Wales Coast Line E66381 entity
Predicate operator P179 FINISHED
Object Merseyrail (on connecting services at Chester) E274951 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: Merseyrail (on connecting services at Chester) | Statement: [North Wales Coast Line, operator, Merseyrail (on connecting services at Chester)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Merseyrail (on connecting services at Chester)
Context triple: [North Wales Coast Line, operator, Merseyrail (on connecting services at Chester)]
  • A. Manchester–Chester line
    The Manchester–Chester line is a key railway route in North West England linking the cities of Manchester and Chester via several intermediate towns and suburban stations.
  • B. Merseyrail chosen
    Merseyrail is a commuter rail network serving the Liverpool City Region and surrounding areas in Merseyside, England.
  • C. Leeds to Liverpool Lime Street service
    The Leeds to Liverpool Lime Street service is a regional passenger train route in northern England connecting Leeds with Liverpool Lime Street station, operated by TransPennine Express.
  • D. Liverpool–Crewe line
    The Liverpool–Crewe line is a key railway route in North West England linking the city of Liverpool with the major rail hub at Crewe, carrying both passenger and freight services.
  • E. Manchester–Crewe line
    The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
  • 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_69ad8585d7988190af37365331093ccd completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada66da23c81908f063b44b48b1e53 completed March 8, 2026, 4:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69b235e9f04c8190933e893e59e9f342 completed March 12, 2026, 3:41 a.m.
Created at: March 8, 2026, 3:06 p.m.