Triple

T14367374
Position Surface form Disambiguated ID Type / Status
Subject Strathfield railway station E356269 entity
Predicate railwayLine P848 FINISHED
Object T9 Northern Line E341296 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: T9 Northern Line | Statement: [Strathfield railway station, railwayLine, T9 Northern Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: T9 Northern Line
Context triple: [Strathfield railway station, railwayLine, T9 Northern Line]
  • A. T9 Northern Line chosen
    T9 Northern Line is a suburban passenger rail service forming part of the Sydney Trains network, connecting Sydney’s northern suburbs with the city and other key hubs.
  • B. Main North Line
    The Main North Line is a major railway route in New Zealand that runs along the South Island’s east coast, linking Christchurch with Picton and serving both freight and passenger services.
  • C. The Brighton Line
    The Brighton Line is a historic and heavily used railway route in southern England linking London with the seaside city of Brighton.
  • D. Bedford–Brighton line
    The Bedford–Brighton line is a major north–south commuter and regional rail route in southern England, running through central London and forming the core of the Thameslink network.
  • E. Eastern Line
    The Eastern Line is a suburban rail service in Auckland, New Zealand, running between the city centre and eastern suburbs as part of the Auckland rail network.
  • 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_69d8279163a081908aec45c0e3f1e02f completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de8faf00e8819087d7100e9d8c1877 completed April 14, 2026, 7:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd4c51bf888190b1776461884c4514 completed May 8, 2026, 2:37 a.m.
Created at: April 10, 2026, 1:15 a.m.