Triple

T15103270
Position Surface form Disambiguated ID Type / Status
Subject Narara railway station E360721 entity
Predicate category P87 FINISHED
Object Main Northern railway line, New South Wales E446821 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: Main Northern railway line, New South Wales | Statement: [Narara railway station, category, Main Northern railway line, New South Wales]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Main Northern railway line, New South Wales
Context triple: [Narara railway station, category, Main Northern railway line, New South Wales]
  • A. Main Northern railway line, New South Wales chosen
    The Main Northern railway line in New South Wales is a major rail corridor that runs from Sydney through the Central Coast and Hunter regions to the New England and northern parts of the state, serving both passenger and freight traffic.
  • B. Main Southern railway line, New South Wales
    The Main Southern railway line in New South Wales is a major rail corridor connecting Sydney with the state's southern regions and onward to Victoria, serving numerous regional towns and freight routes.
  • C. Main Western railway line, New South Wales
    The Main Western railway line in New South Wales is a major rail corridor that runs west from Sydney across the Blue Mountains and into the central and western regions of the state, serving numerous regional towns and freight routes.
  • D. New South Wales Government Railways broad gauge line
    The New South Wales Government Railways broad gauge line was a historical railway route in southeastern Australia that connected the New South Wales network to the Victorian system, facilitating interstate passenger and freight transport.
  • E. New South Wales rail network
    The New South Wales rail network is an extensive system of passenger and freight railway lines that connects major cities, regional centres, and rural areas across the Australian state of New South Wales.
  • 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_69d85a0491ec8190830960be8fafb994 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e00551521c8190b48d1a074bb4bdfc completed April 15, 2026, 9:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69feae274f6881908931569efc09996e completed May 9, 2026, 3:46 a.m.
Created at: April 10, 2026, 3:05 a.m.