Triple

T2853170
Position Surface form Disambiguated ID Type / Status
Subject Parramatta River E63137 entity
Predicate hasCrossing P416 FINISHED
Object Gladesville Bridge
Gladesville Bridge is a major concrete arch road bridge in Sydney, Australia, notable for carrying traffic across the Parramatta River and once being the longest concrete arch span in the world.
E305892 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: Gladesville Bridge | Statement: [Parramatta River, hasCrossing, Gladesville Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Gladesville Bridge
Context triple: [Parramatta River, hasCrossing, Gladesville Bridge]
  • A. Pyrmont Bridge
    Pyrmont Bridge is a historic swing bridge in Sydney, Australia, known for carrying pedestrians across Darling Harbour and being one of the world’s oldest surviving electrically operated swing bridges.
  • B. Perth Bridge
    Perth Bridge is a historic stone road bridge spanning the River Tay in Perth, Scotland, known for its multiple arches and 18th-century construction.
  • C. Goodradigbee River Bridge
    Goodradigbee River Bridge is a roadway bridge in New South Wales, Australia, that carries traffic across the Goodradigbee River.
  • D. Swan Street Bridge
    Swan Street Bridge is a prominent road bridge in Melbourne, Australia, carrying traffic over the Yarra River near the Melbourne Cricket Ground and other key sporting precincts.
  • E. Prince Alfred Bridge
    Prince Alfred Bridge is a historic 19th-century timber road and rail bridge in Gundagai, New South Wales, once one of Australia’s longest timber viaducts and a prominent local heritage landmark.
  • 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: Gladesville Bridge
Triple: [Parramatta River, hasCrossing, Gladesville Bridge]
Generated description
Gladesville Bridge is a major concrete arch road bridge in Sydney, Australia, notable for carrying traffic across the Parramatta River and once being the longest concrete arch span in the world.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Gladesville Bridge
Target entity description: Gladesville Bridge is a major concrete arch road bridge in Sydney, Australia, notable for carrying traffic across the Parramatta River and once being the longest concrete arch span in the world.
  • A. Pyrmont Bridge
    Pyrmont Bridge is a historic swing bridge in Sydney, Australia, known for carrying pedestrians across Darling Harbour and being one of the world’s oldest surviving electrically operated swing bridges.
  • B. Perth Bridge
    Perth Bridge is a historic stone road bridge spanning the River Tay in Perth, Scotland, known for its multiple arches and 18th-century construction.
  • C. Goodradigbee River Bridge
    Goodradigbee River Bridge is a roadway bridge in New South Wales, Australia, that carries traffic across the Goodradigbee River.
  • D. Swan Street Bridge
    Swan Street Bridge is a prominent road bridge in Melbourne, Australia, carrying traffic over the Yarra River near the Melbourne Cricket Ground and other key sporting precincts.
  • E. Prince Alfred Bridge
    Prince Alfred Bridge is a historic 19th-century timber road and rail bridge in Gundagai, New South Wales, once one of Australia’s longest timber viaducts and a prominent local heritage landmark.
  • 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_69ab4c407c408190857d25e027155ce9 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdf5e043c8190ac82112abce7262a completed March 7, 2026, 8:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69b01d81e76c8190aae5e6dd9b13e28b completed March 10, 2026, 1:32 p.m.
NEDg Description generation batch_69b021996bdc8190843be464e761b7a9 completed March 10, 2026, 1:50 p.m.
NED2 Entity disambiguation (via description) batch_69b0222eb4448190a9f731adbce78e01 completed March 10, 2026, 1:52 p.m.
Created at: March 6, 2026, 10:02 p.m.