Triple

T3256455
Position Surface form Disambiguated ID Type / Status
Subject Sydney–Melbourne rail corridor E68307 entity
Predicate usedByService P1294 FINISHED
Object V/Line Albury line services
V/Line Albury line services are regional passenger train services operated by V/Line between Melbourne and Albury along the main Sydney–Melbourne rail corridor.
 E341287 NE FINISHED

How this triple was built (4 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: V/Line Albury line services | Statement: [Sydney–Melbourne rail corridor, usedByService, V/Line Albury line services]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: V/Line Albury line services
Context triple: [Sydney–Melbourne rail corridor, usedByService, V/Line Albury line services]
  • A. Werribee line
    The Werribee line is a suburban railway line in Melbourne, Australia, that runs from the central business district to the southwestern suburb of Werribee as part of the city’s metropolitan train network.
  • B. NSW TrainLink
    NSW TrainLink is a New South Wales government-owned passenger rail and coach service provider that operates regional and intercity routes across the state and into neighboring regions.
  • C. Greenbush Line
    The Greenbush Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston’s South Station and several South Shore communities.
  • D. Lilydale line
    The Lilydale line is a suburban railway line in Melbourne, Australia, running from the central business district to the outer eastern suburb of Lilydale as part of the city’s metropolitan train network.
  • E. Mernda line
    The Mernda line is a suburban railway line in Melbourne, Australia, running from the central business district to the northeastern suburb of Mernda as part of the city’s metropolitan train network.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: V/Line Albury line services
Triple: [Sydney–Melbourne rail corridor, usedByService, V/Line Albury line services]
Generated description
V/Line Albury line services are regional passenger train services operated by V/Line between Melbourne and Albury along the main Sydney–Melbourne rail corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: V/Line Albury line services
Target entity description: V/Line Albury line services are regional passenger train services operated by V/Line between Melbourne and Albury along the main Sydney–Melbourne rail corridor.
  • A. Werribee line
    The Werribee line is a suburban railway line in Melbourne, Australia, that runs from the central business district to the southwestern suburb of Werribee as part of the city’s metropolitan train network.
  • B. NSW TrainLink
    NSW TrainLink is a New South Wales government-owned passenger rail and coach service provider that operates regional and intercity routes across the state and into neighboring regions.
  • C. Greenbush Line
    The Greenbush Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston’s South Station and several South Shore communities.
  • D. Lilydale line
    The Lilydale line is a suburban railway line in Melbourne, Australia, running from the central business district to the outer eastern suburb of Lilydale as part of the city’s metropolitan train network.
  • E. Mernda line
    The Mernda line is a suburban railway line in Melbourne, Australia, running from the central business district to the northeastern suburb of Mernda as part of the city’s metropolitan train network.
  • F. None of above. chosen

Provenance (5 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_69ad858f74408190bcbd07f967cd7bd0 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69adaf68b280819087c302d454490c03 completed March 8, 2026, 5:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69b28ece1d1c81909bacadecea679a7f completed March 12, 2026, 10 a.m.
NEDg Description generation batch_69b2904acf6881908fc4f1eb0e515b19 completed March 12, 2026, 10:07 a.m.
NED2 Entity disambiguation (via description) batch_69b2a8b873b081909bbb5de329e45169 completed March 12, 2026, 11:51 a.m.
Created at: March 8, 2026, 3:09 p.m.