Triple

T13785126
Position Surface form Disambiguated ID Type / Status
Subject Clackamette Park E331233 entity
Predicate hasNearbyStructure P231 FINISHED
Object Oregon City–West Linn Arch Bridge
The Oregon City–West Linn Arch Bridge is a historic concrete arch bridge spanning the Willamette River in Oregon, connecting the cities of Oregon City and West Linn.
E1073421 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: Oregon City–West Linn Arch Bridge | Statement: [Clackamette Park, hasNearbyStructure, Oregon City–West Linn Arch Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Oregon City–West Linn Arch Bridge
Context triple: [Clackamette Park, hasNearbyStructure, Oregon City–West Linn Arch Bridge]
  • A. Siuslaw River Bridge
    The Siuslaw River Bridge is a historic Art Deco–style bascule bridge on the Oregon Coast, notable for carrying U.S. Route 101 across the Siuslaw River at Florence.
  • B. Oregon Street Bridge
    The Oregon Street Bridge is a historic bascule bridge spanning the Sturgeon Bay Ship Canal in Sturgeon Bay, Wisconsin, carrying vehicular traffic between the city’s downtown areas.
  • C. Marquam Bridge
    The Marquam Bridge is a major double-decked freeway bridge in Portland, Oregon, carrying Interstate 5 across the Willamette River.
  • D. Hood River Bridge
    Hood River Bridge is a toll bridge spanning the Columbia River between Hood River, Oregon, and White Salmon, Washington, serving as a key regional crossing in the Pacific Northwest.
  • E. 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.
  • 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: Oregon City–West Linn Arch Bridge
Triple: [Clackamette Park, hasNearbyStructure, Oregon City–West Linn Arch Bridge]
Generated description
The Oregon City–West Linn Arch Bridge is a historic concrete arch bridge spanning the Willamette River in Oregon, connecting the cities of Oregon City and West Linn.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Oregon City–West Linn Arch Bridge
Target entity description: The Oregon City–West Linn Arch Bridge is a historic concrete arch bridge spanning the Willamette River in Oregon, connecting the cities of Oregon City and West Linn.
  • A. Siuslaw River Bridge
    The Siuslaw River Bridge is a historic Art Deco–style bascule bridge on the Oregon Coast, notable for carrying U.S. Route 101 across the Siuslaw River at Florence.
  • B. Oregon Street Bridge
    The Oregon Street Bridge is a historic bascule bridge spanning the Sturgeon Bay Ship Canal in Sturgeon Bay, Wisconsin, carrying vehicular traffic between the city’s downtown areas.
  • C. Marquam Bridge
    The Marquam Bridge is a major double-decked freeway bridge in Portland, Oregon, carrying Interstate 5 across the Willamette River.
  • D. Hood River Bridge
    Hood River Bridge is a toll bridge spanning the Columbia River between Hood River, Oregon, and White Salmon, Washington, serving as a key regional crossing in the Pacific Northwest.
  • E. 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.
  • 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_69d81c58feb08190a77bca8bf7d6d20f completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de0248db988190aa43c3723af25f90 completed April 14, 2026, 9 a.m.
NED1 Entity disambiguation (via context triple) batch_69fbac7e59188190ad28707ba363e341 completed May 6, 2026, 9:02 p.m.
NEDg Description generation batch_69fbad35be6c8190aa329fa947cbdcd9 completed May 6, 2026, 9:05 p.m.
NED2 Entity disambiguation (via description) batch_69fbae42ef2c8190b653d95de94042bc completed May 6, 2026, 9:10 p.m.
Created at: April 9, 2026, 10:11 p.m.