Triple

T3354334
Position Surface form Disambiguated ID Type / Status
Subject Derwent River E70569 entity
Predicate hasBridge P386 FINISHED
Object Tasman Bridge
The Tasman Bridge is a major concrete bridge in Hobart, Tasmania, carrying the Tasman Highway across the Derwent River and known for its 1975 collapse after a ship collision.
E354270 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: Tasman Bridge | Statement: [Derwent River, hasBridge, Tasman Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tasman Bridge
Context triple: [Derwent River, hasBridge, Tasman Bridge]
  • A. West Gate Bridge
    West Gate Bridge is a major steel box-girder road bridge in Melbourne, Australia, known for carrying heavy traffic between the city’s inner west and the central business district and for the tragic collapse during its construction in 1970.
  • B. Blannerhassett Island Bridge
    Blannerhassett Island Bridge is a cable-stayed highway bridge over the Ohio River that carries U.S. Route 50 near Parkersburg, West Virginia, providing access to Blennerhassett Island and connecting West Virginia with Ohio.
  • C. Silverwater Bridge
    Silverwater Bridge is a major road bridge in Sydney, Australia, carrying Silverwater Road across the Parramatta River and serving as an important link in the city's western suburbs transport network.
  • D. Green Island Bridge
    Green Island Bridge is a vehicular and pedestrian bridge spanning the Hudson River, connecting the city of Troy to Green Island in New York State.
  • E. Captain Cook Bridge
    Captain Cook Bridge is a major road bridge in southern Sydney, Australia, carrying traffic across the Georges River between the suburbs of Sans Souci and Taren Point.
  • 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: Tasman Bridge
Triple: [Derwent River, hasBridge, Tasman Bridge]
Generated description
The Tasman Bridge is a major concrete bridge in Hobart, Tasmania, carrying the Tasman Highway across the Derwent River and known for its 1975 collapse after a ship collision.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tasman Bridge
Target entity description: The Tasman Bridge is a major concrete bridge in Hobart, Tasmania, carrying the Tasman Highway across the Derwent River and known for its 1975 collapse after a ship collision.
  • A. West Gate Bridge
    West Gate Bridge is a major steel box-girder road bridge in Melbourne, Australia, known for carrying heavy traffic between the city’s inner west and the central business district and for the tragic collapse during its construction in 1970.
  • B. Blannerhassett Island Bridge
    Blannerhassett Island Bridge is a cable-stayed highway bridge over the Ohio River that carries U.S. Route 50 near Parkersburg, West Virginia, providing access to Blennerhassett Island and connecting West Virginia with Ohio.
  • C. Silverwater Bridge
    Silverwater Bridge is a major road bridge in Sydney, Australia, carrying Silverwater Road across the Parramatta River and serving as an important link in the city's western suburbs transport network.
  • D. Green Island Bridge
    Green Island Bridge is a vehicular and pedestrian bridge spanning the Hudson River, connecting the city of Troy to Green Island in New York State.
  • E. Captain Cook Bridge
    Captain Cook Bridge is a major road bridge in southern Sydney, Australia, carrying traffic across the Georges River between the suburbs of Sans Souci and Taren Point.
  • 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_69ad85a4ef7c8190a29e2bbd6fa454e4 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb24036848190bac779d17dfdce3b completed March 8, 2026, 5:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69b34bbbc3a48190bc17572ba3136948 completed March 12, 2026, 11:26 p.m.
NEDg Description generation batch_69b34e45a6c08190a0011eaa60f3d50a completed March 12, 2026, 11:37 p.m.
NED2 Entity disambiguation (via description) batch_69b34eba517881908806b1ac285448ff completed March 12, 2026, 11:39 p.m.
Created at: March 8, 2026, 3:13 p.m.