Triple

T15430177
Position Surface form Disambiguated ID Type / Status
Subject Yass Junction railway station E369615 entity
Predicate servesService P839 FINISHED
Object Sydney–Melbourne XPT E633386 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: Sydney–Melbourne XPT | Statement: [Yass Junction railway station, servesService, Sydney–Melbourne XPT]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sydney–Melbourne XPT
Context triple: [Yass Junction railway station, servesService, Sydney–Melbourne XPT]
  • A. Sydney–Brisbane XPT
    The Sydney–Brisbane XPT is a long-distance passenger train service in Australia operated by NSW TrainLink, running between Sydney in New South Wales and Brisbane in Queensland using high-speed XPT rolling stock.
  • B. Sydney–Grafton XPT
    The Sydney–Grafton XPT is a long-distance New South Wales TrainLink passenger rail service operating between Sydney and Grafton using high-speed XPT trains.
  • C. Sydney–Casino XPT
    The Sydney–Casino XPT is a long-distance New South Wales TrainLink passenger rail service operating between Sydney and the northern New South Wales town of Casino using high-speed XPT trains.
  • D. NSW TrainLink XPT
    The NSW TrainLink XPT is a long-distance passenger train service in New South Wales, Australia, modeled on the British InterCity 125 and operating key regional and interstate routes.
  • E. NSW TrainLink XPT Sydney–Melbourne service chosen
    The NSW TrainLink XPT Sydney–Melbourne service is a long-distance intercity passenger train operated by NSW TrainLink that runs between Sydney and Melbourne, stopping at key regional centres along the route.
  • 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_69d85a1849f48190bf898068b2806fae completed April 10, 2026, 2:02 a.m.
NER Named-entity recognition batch_69e03ed8ea888190bff8dc14859cca31 completed April 16, 2026, 1:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff1a827d9081909fabc48bc685ba5b completed May 9, 2026, 11:29 a.m.
Created at: April 10, 2026, 3:21 a.m.