Triple

T3279479
Position Surface form Disambiguated ID Type / Status
Subject Sydney Central station E68837 entity
Predicate isPrimaryRailHubFor P523 FINISHED
Object Sydney metropolitan area E67667 NE FINISHED

How this triple was built (3 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 metropolitan area | Statement: [Sydney Central station, isPrimaryRailHubFor, Sydney metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sydney metropolitan area
Context triple: [Sydney Central station, isPrimaryRailHubFor, Sydney metropolitan area]
  • A. Darwin metropolitan area
    The Darwin metropolitan area is the urban region centered on Darwin, the capital city of Australia's Northern Territory, encompassing its surrounding suburbs and satellite communities.
  • B. Greater Sydney region chosen
    The Greater Sydney region is the expansive metropolitan area centered on Sydney, Australia, encompassing the city and its surrounding urban and coastal communities.
  • C. Victoria metropolitan area
    The Victoria metropolitan area is a coastal urban region centered on British Columbia’s capital city of Victoria, known for its mild climate, historic architecture, and role as a major cultural and economic hub on Canada’s Pacific coast.
  • D. Greater Melbourne
    Greater Melbourne is the expansive metropolitan region centered on the city of Melbourne in Victoria, Australia, encompassing its suburbs, satellite cities, and surrounding urban areas.
  • E. Melbourne
    Melbourne is a historic market town in Derbyshire, England, known for its Georgian architecture and the notable Melbourne Hall and gardens.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: isPrimaryRailHubFor
Context triple: [Sydney Central station, isPrimaryRailHubFor, Sydney metropolitan area]
  • A. isRailHubFor chosen
    Indicates that a location functions as a central node or interchange point within a rail network for the referenced area, routes, or services.
  • B. hasTransportHub
    Indicates that a location contains or serves as a central facility where multiple transport routes or modes connect for passenger or cargo movement.
  • C. hasRackRailway
    Indicates that one entity possesses or includes a rack railway system connecting locations or operating within its area.
  • D. isMajorHubType
    Indicates that an entity functions as a primary or central hub within a larger network or system.
  • E. isTransportHubBetween
    Indicates that a location functions as a central node facilitating transportation connections between two or more other places.
  • F. None of above.

Provenance (4 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_69ad859c463481909ca4be267336c290 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb0155430819097c806ee407dc1e4 completed March 8, 2026, 5:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69b35458a1248190b11e6756dfc318b7 completed March 13, 2026, 12:03 a.m.
PD Predicate disambiguation batch_69ada420167c81909b6e2702db296d9e completed March 8, 2026, 4:30 p.m.
Created at: March 8, 2026, 3:10 p.m.