Triple

T22952976
Position Surface form Disambiguated ID Type / Status
Subject Tay River (Ontario) E570072 entity
Predicate hasBridge P386 FINISHED
Object Perth Swing Bridge (historic)
Perth Swing Bridge (historic) is a former swing-style roadway bridge in Perth, Ontario, notable for its role in carrying traffic across the Tay River during the town’s early development.
E1562755 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: Perth Swing Bridge (historic) | Statement: [Tay River (Ontario), hasBridge, Perth Swing Bridge (historic)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Perth Swing Bridge (historic)
Context triple: [Tay River (Ontario), hasBridge, Perth Swing Bridge (historic)]
  • A. 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.
  • B. Cavenagh Bridge
    Cavenagh Bridge is one of Singapore’s oldest and best-preserved suspension bridges, spanning the Singapore River near Boat Quay and serving as a historic pedestrian crossing and landmark.
  • C. Dumbarton Rail Bridge
    The Dumbarton Rail Bridge is a historic railroad bridge spanning the southern part of San Francisco Bay in California, once used for freight and passenger trains and now largely inactive.
  • D. Kirkhouse Green Swing Bridge
    Kirkhouse Green Swing Bridge is a movable road bridge in South Yorkshire, England, that pivots to allow boats to pass along the New Junction Canal.
  • E. Banavie Swing Bridge
    Banavie Swing Bridge is a movable road and rail bridge in the Scottish Highlands that swings open to allow vessels to pass along the Caledonian Canal near Fort William.
  • 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: Perth Swing Bridge (historic)
Triple: [Tay River (Ontario), hasBridge, Perth Swing Bridge (historic)]
Generated description
Perth Swing Bridge (historic) is a former swing-style roadway bridge in Perth, Ontario, notable for its role in carrying traffic across the Tay River during the town’s early development.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Perth Swing Bridge (historic)
Target entity description: Perth Swing Bridge (historic) is a former swing-style roadway bridge in Perth, Ontario, notable for its role in carrying traffic across the Tay River during the town’s early development.
  • A. 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.
  • B. Cavenagh Bridge
    Cavenagh Bridge is one of Singapore’s oldest and best-preserved suspension bridges, spanning the Singapore River near Boat Quay and serving as a historic pedestrian crossing and landmark.
  • C. Dumbarton Rail Bridge
    The Dumbarton Rail Bridge is a historic railroad bridge spanning the southern part of San Francisco Bay in California, once used for freight and passenger trains and now largely inactive.
  • D. Kirkhouse Green Swing Bridge
    Kirkhouse Green Swing Bridge is a movable road bridge in South Yorkshire, England, that pivots to allow boats to pass along the New Junction Canal.
  • E. Banavie Swing Bridge
    Banavie Swing Bridge is a movable road and rail bridge in the Scottish Highlands that swings open to allow vessels to pass along the Caledonian Canal near Fort William.
  • 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_69e2459199d08190a8184ee2aa935842 completed April 17, 2026, 2:37 p.m.
NER Named-entity recognition batch_69f181a34c30819099ff4812500a0991 completed April 29, 2026, 3:57 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0bca19d3088190b62c3c71d7c5fa47 completed May 19, 2026, 2:25 a.m.
NEDg Description generation batch_6a0bcaf9d50481908e4c451048f4018a completed May 19, 2026, 2:29 a.m.
NED2 Entity disambiguation (via description) batch_6a0bcb5f72708190b4829fd6c3447879 completed May 19, 2026, 2:30 a.m.
Created at: April 17, 2026, 3:46 p.m.