Triple

T21924365
Position Surface form Disambiguated ID Type / Status
Subject Bridgeport Covered Bridge E541402 entity
Predicate hasAlternativeName P39 FINISHED
Object South Yuba River Bridge at Bridgeport — 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: South Yuba River Bridge at Bridgeport | Statement: [Bridgeport Covered Bridge, hasAlternativeName, South Yuba River Bridge at Bridgeport]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: South Yuba River Bridge at Bridgeport
Context triple: [Bridgeport Covered Bridge, hasAlternativeName, South Yuba River Bridge at Bridgeport]
  • A. Petaluma River Bridge
    The Petaluma River Bridge is a highway bridge in Northern California that carries traffic across the Petaluma River near the city of Petaluma.
  • B. Rogue River bridge
    The Rogue River Bridge is a historic concrete arch bridge in Gold Beach, Oregon, that carries U.S. Route 101 across the Rogue River along the Pacific coast.
  • C. Bixby Creek Bridge
    Bixby Creek Bridge is an iconic reinforced-concrete arch bridge along California’s scenic Highway 1, renowned for its dramatic coastal setting and frequent appearance in photography and film.
  • D. Umpqua River Bridge
    The Umpqua River Bridge is a historic Oregon coastal highway bridge noted for its elegant Art Deco detailing and reinforced-concrete arch design.
  • E. Petaluma River Bridge (railroad)
    Petaluma River Bridge (railroad) is a historic movable railroad bridge in Petaluma, California, that carries train traffic across the Petaluma River.
  • 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: South Yuba River Bridge at Bridgeport
Target entity description: South Yuba River Bridge at Bridgeport is a historic 19th-century covered wooden bridge spanning the South Yuba River in Nevada County, California, renowned as one of the longest single-span covered bridges in the world.
  • A. Petaluma River Bridge
    The Petaluma River Bridge is a highway bridge in Northern California that carries traffic across the Petaluma River near the city of Petaluma.
  • B. Rogue River bridge
    The Rogue River Bridge is a historic concrete arch bridge in Gold Beach, Oregon, that carries U.S. Route 101 across the Rogue River along the Pacific coast.
  • C. Bixby Creek Bridge
    Bixby Creek Bridge is an iconic reinforced-concrete arch bridge along California’s scenic Highway 1, renowned for its dramatic coastal setting and frequent appearance in photography and film.
  • D. Umpqua River Bridge
    The Umpqua River Bridge is a historic Oregon coastal highway bridge noted for its elegant Art Deco detailing and reinforced-concrete arch design.
  • E. Petaluma River Bridge (railroad)
    Petaluma River Bridge (railroad) is a historic movable railroad bridge in Petaluma, California, that carries train traffic across the Petaluma River.
  • 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_69e0c47d74488190a15119108794a307 completed April 16, 2026, 11:14 a.m.
NER Named-entity recognition batch_69f1233dc504819083ee27e253805189 completed April 28, 2026, 9:14 p.m.
Created at: April 16, 2026, 7:45 p.m.