Triple

T6676867
Position Surface form Disambiguated ID Type / Status
Subject Florence, Oregon E151873 entity
Predicate hasLandmark P105 FINISHED
Object 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.
 E627459 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: Siuslaw River Bridge | Statement: [Florence, Oregon, hasLandmark, Siuslaw River Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Siuslaw River Bridge
Context triple: [Florence, Oregon, hasLandmark, Siuslaw River Bridge]
  • A. Oregon Slough Railroad Bridge
    The Oregon Slough Railroad Bridge is a historic swing-span railway bridge in Portland, Oregon, carrying freight and passenger trains across the North Portland Harbor channel of the Columbia River.
  • 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. Sauvie Island Bridge
    Sauvie Island Bridge is a steel truss bridge in Oregon that connects Sauvie Island to the mainland near Portland, carrying traffic over the Multnomah Channel.
  • D. Yaquina Bay Bridge
    The Yaquina Bay Bridge is an iconic 1930s Art Deco–style arch bridge on the Oregon coast, renowned for its elegant design and role as a key crossing on U.S. Route 101.
  • E. Marquam Bridge
    The Marquam Bridge is a major double-decked freeway bridge in Portland, Oregon, carrying Interstate 5 across the Willamette River.
  • 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: Siuslaw River Bridge
Triple: [Florence, Oregon, hasLandmark, Siuslaw River Bridge]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Siuslaw River Bridge
Target entity description: 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.
  • A. Oregon Slough Railroad Bridge
    The Oregon Slough Railroad Bridge is a historic swing-span railway bridge in Portland, Oregon, carrying freight and passenger trains across the North Portland Harbor channel of the Columbia River.
  • 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. Sauvie Island Bridge
    Sauvie Island Bridge is a steel truss bridge in Oregon that connects Sauvie Island to the mainland near Portland, carrying traffic over the Multnomah Channel.
  • D. Yaquina Bay Bridge
    The Yaquina Bay Bridge is an iconic 1930s Art Deco–style arch bridge on the Oregon coast, renowned for its elegant design and role as a key crossing on U.S. Route 101.
  • E. Marquam Bridge
    The Marquam Bridge is a major double-decked freeway bridge in Portland, Oregon, carrying Interstate 5 across the Willamette River.
  • 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_69c687f830bc81909eb8b04dbb8450b1 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6b0f4184481908869354addf4f8c4 completed March 27, 2026, 4:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69c748926b6c819080a2d32759529dae completed March 28, 2026, 3:18 a.m.
NEDg Description generation batch_69c749a44a3c8190ad8ad35fac7a4859 completed March 28, 2026, 3:23 a.m.
NED2 Entity disambiguation (via description) batch_69c74a1935b88190a9bed6e73f730459 completed March 28, 2026, 3:25 a.m.
Created at: March 27, 2026, 2:03 p.m.