Triple

T16015336
Position Surface form Disambiguated ID Type / Status
Subject Katoomba railway station E388449 entity
Predicate hasService P182 FINISHED
Object NSW TrainLink Blue Mountains Line E348449 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: NSW TrainLink Blue Mountains Line | Statement: [Katoomba railway station, hasService, NSW TrainLink Blue Mountains Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: NSW TrainLink Blue Mountains Line
Context triple: [Katoomba railway station, hasService, NSW TrainLink Blue Mountains Line]
  • A. Sydney to Blue Mountains Intercity Line chosen
    The Sydney to Blue Mountains Intercity Line is a long-distance commuter rail service in New South Wales that connects central Sydney with the towns and scenic areas of the Blue Mountains region.
  • B. NSW TrainLink Southern Highlands Line services
    NSW TrainLink Southern Highlands Line services are regional passenger train services in New South Wales that connect Sydney with towns and communities throughout the Southern Highlands region.
  • C. NSW TrainLink Central Coast & Newcastle Line
    The NSW TrainLink Central Coast & Newcastle Line is an intercity passenger rail service in New South Wales, Australia, connecting Sydney with the Central Coast and Newcastle regions.
  • D. NSW TrainLink Hunter Line services
    NSW TrainLink Hunter Line services are regional passenger train services in New South Wales that operate on the Hunter Valley rail network, connecting Newcastle with surrounding towns and communities.
  • E. Griffith–Sydney rail service
    The Griffith–Sydney rail service is a regional passenger train route in New South Wales that connects the inland city of Griffith with the state capital, Sydney.
  • 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_69d86dabcb7c8190b6a39d6831d2fa1b completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e18293ec1081909248e366967850c0 completed April 17, 2026, 12:45 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffcf284fa481909b571d1bf107fca4 completed May 10, 2026, 12:19 a.m.
Created at: April 10, 2026, 4:55 a.m.