Triple

T13204360
Position Surface form Disambiguated ID Type / Status
Subject Belfast suburban rail system E314319 entity
Predicate partOf P40 FINISHED
Object Northern Ireland Railways network E400040 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: Northern Ireland Railways network | Statement: [Belfast suburban rail system, partOf, Northern Ireland Railways network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Northern Ireland Railways network
Context triple: [Belfast suburban rail system, partOf, Northern Ireland Railways network]
  • A. Northern Ireland railways chosen
    Northern Ireland railways comprise the network of passenger and freight railway lines operating within Northern Ireland, historically distinct from the rest of the UK system and now primarily managed by Translink’s NI Railways.
  • B. Belfast suburban rail system
    The Belfast suburban rail system is a commuter rail network serving the Greater Belfast area, connecting the city with its surrounding suburbs and key destinations.
  • C. Belfast–Coleraine rail service
    The Belfast–Coleraine rail service is a Northern Ireland Railways passenger route linking Belfast with the north coast town of Coleraine, serving intermediate stations such as Ballymena.
  • D. Belfast–Portrush rail service
    The Belfast–Portrush rail service is a passenger train route in Northern Ireland that connects Belfast with the coastal resort town of Portrush, serving several intermediate towns along the way.
  • E. Belfast–Dublin railway line
    The Belfast–Dublin railway line is a major intercity rail corridor linking the capitals of Northern Ireland and the Republic of Ireland, serving key towns and cities along the east coast.
  • 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_69d806aee7308190b70a237ba2a6e3e1 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98c9961a48190a1157df47f59b7af completed April 10, 2026, 11:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69f716c2c15c819096a0eb84e7551f6f completed May 3, 2026, 9:34 a.m.
Created at: April 9, 2026, 9:17 p.m.