Triple

T12659631
Position Surface form Disambiguated ID Type / Status
Subject North Columbia Boulevard E302382 entity
Predicate near P350 FINISHED
Object Columbia Slough
Columbia Slough is a slow-moving, narrow waterway and wetland system in Portland, Oregon, known for its industrial surroundings, wildlife habitat, and recreational opportunities like paddling and birdwatching.
E1001816 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: Columbia Slough | Statement: [North Columbia Boulevard, near, Columbia Slough]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbia Slough
Context triple: [North Columbia Boulevard, near, Columbia Slough]
  • A. Multnomah Creek
    Multnomah Creek is a stream in northern Oregon that flows through the Columbia River Gorge and forms the iconic Multnomah Falls.
  • B. Multnomah River
    The Multnomah River is a historic waterway in Oregon whose name, derived from the Indigenous Multnomah people, has been used for various geographic and political entities in the region.
  • C. Willamette Slough
    Willamette Slough is an alternate name for Multnomah Channel, a distributary of the Willamette River in northwestern Oregon.
  • D. Clackamas River
    The Clackamas River is a tributary of the Willamette River in northwestern Oregon, known for its scenic forested watershed, hydroelectric dams, and popular recreational activities like fishing, rafting, and kayaking.
  • E. Tualatin River
    The Tualatin River is a tributary of the Willamette River in northwestern Oregon, known for flowing through agricultural lands and suburban communities and serving as a key source of irrigation, recreation, and wildlife habitat.
  • 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: Columbia Slough
Triple: [North Columbia Boulevard, near, Columbia Slough]
Generated description
Columbia Slough is a slow-moving, narrow waterway and wetland system in Portland, Oregon, known for its industrial surroundings, wildlife habitat, and recreational opportunities like paddling and birdwatching.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Columbia Slough
Target entity description: Columbia Slough is a slow-moving, narrow waterway and wetland system in Portland, Oregon, known for its industrial surroundings, wildlife habitat, and recreational opportunities like paddling and birdwatching.
  • A. Multnomah Creek
    Multnomah Creek is a stream in northern Oregon that flows through the Columbia River Gorge and forms the iconic Multnomah Falls.
  • B. Multnomah River
    The Multnomah River is a historic waterway in Oregon whose name, derived from the Indigenous Multnomah people, has been used for various geographic and political entities in the region.
  • C. Willamette Slough
    Willamette Slough is an alternate name for Multnomah Channel, a distributary of the Willamette River in northwestern Oregon.
  • D. Clackamas River
    The Clackamas River is a tributary of the Willamette River in northwestern Oregon, known for its scenic forested watershed, hydroelectric dams, and popular recreational activities like fishing, rafting, and kayaking.
  • E. Tualatin River
    The Tualatin River is a tributary of the Willamette River in northwestern Oregon, known for flowing through agricultural lands and suburban communities and serving as a key source of irrigation, recreation, and wildlife habitat.
  • 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_69d7bded71a88190bb76e2413af9ea66 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d961636db8819099c438b24bcfd866 completed April 10, 2026, 8:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69f684dd133481909ce06b8b1fd5a5e3 completed May 2, 2026, 11:12 p.m.
NEDg Description generation batch_69f6863fada48190afe2ff7896a60094 completed May 2, 2026, 11:18 p.m.
NED2 Entity disambiguation (via description) batch_69f686bcac94819088782273effbb06a completed May 2, 2026, 11:20 p.m.
Created at: April 9, 2026, 5:19 p.m.