Triple

T15981319
Position Surface form Disambiguated ID Type / Status
Subject River Leven E387581 entity
Predicate hasBridge P386 FINISHED
Object Dumbarton Bridge — NE NERFINISHED

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: Dumbarton Bridge | Statement: [River Leven, hasBridge, Dumbarton Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dumbarton Bridge
Context triple: [River Leven, hasBridge, Dumbarton Bridge]
  • A. Dumbarton Bridge
    The Dumbarton Bridge is a major vehicular bridge in the San Francisco Bay Area that provides a key east–west crossing between the Peninsula and the East Bay.
  • B. Erskine Bridge
    Erskine Bridge is a major cable-stayed road bridge in western Scotland that spans the River Clyde, linking West Dunbartonshire with Renfrewshire.
  • C. Dunbar Toll Bridge
    The Dunbar Toll Bridge is a vehicular bridge in West Virginia that provides a key crossing and local connection over the Kanawha River.
  • D. 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.
  • E. Trinity Bridge
    Trinity Bridge is a unique three-way medieval stone bridge in Crowland, England, notable for its unusual triangular design where three streets once met over two now-vanished rivers.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Dumbarton Bridge
Target entity description: Dumbarton Bridge is a historic stone road bridge in Dumbarton, Scotland, known for carrying traffic across the River Leven near its confluence with the River Clyde.
  • A. Dumbarton Bridge
    The Dumbarton Bridge is a major vehicular bridge in the San Francisco Bay Area that provides a key east–west crossing between the Peninsula and the East Bay.
  • B. Erskine Bridge
    Erskine Bridge is a major cable-stayed road bridge in western Scotland that spans the River Clyde, linking West Dunbartonshire with Renfrewshire.
  • C. Dunbar Toll Bridge
    The Dunbar Toll Bridge is a vehicular bridge in West Virginia that provides a key crossing and local connection over the Kanawha River.
  • D. 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.
  • E. Trinity Bridge
    Trinity Bridge is a unique three-way medieval stone bridge in Crowland, England, notable for its unusual triangular design where three streets once met over two now-vanished rivers.
  • F. None of above. chosen

Provenance (2 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_69d86da94ccc819083d187f5dc6a123e completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e15754e8648190a93b73184db089a7 completed April 16, 2026, 9:40 p.m.
Created at: April 10, 2026, 4:54 a.m.