Triple

T16476400
Position Surface form Disambiguated ID Type / Status
Subject Perth–Stirling line E400197 entity
Predicate network P2637 FINISHED
Object Perth suburban rail network E949359 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: Perth suburban rail network | Statement: [Perth–Stirling line, network, Perth suburban rail network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Perth suburban rail network
Context triple: [Perth–Stirling line, network, Perth suburban rail network]
  • A. Perth suburban rail network chosen
    The Perth suburban rail network is the metropolitan passenger railway system serving Perth, Western Australia, comprising multiple electrified lines that connect the city center with its surrounding suburbs.
  • B. Sydney suburban rail network
    The Sydney suburban rail network is an extensive commuter rail system serving the Greater Sydney metropolitan area, connecting central Sydney with its suburbs through multiple electrified lines.
  • C. Melbourne suburban rail network
    The Melbourne suburban rail network is an extensive metropolitan train system that connects central Melbourne with its surrounding suburbs through multiple electrified lines and key interchange stations.
  • D. Sydney south-western rail corridor
    The Sydney south-western rail corridor is a major suburban and intercity railway route serving the south-western suburbs of Sydney, connecting them with the city's broader rail network.
  • E. Perth–Stirling line
    The Perth–Stirling line was a suburban railway route in Perth, Western Australia, that connected the city centre with the northern suburb of Stirling before its services were integrated into the modern Joondalup line.
  • 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_69d883813098819084f5409539723b59 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e32dd4f53081908f78b88435c8c719 completed April 18, 2026, 7:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a004f5f238881909b5f2fb41da3f932 completed May 10, 2026, 9:26 a.m.
Created at: April 10, 2026, 5:13 a.m.