Triple

T15125798
Position Surface form Disambiguated ID Type / Status
Subject Lyons, Oregon E361285 entity
Predicate isLocatedOn P18608 FINISHED
Object North Santiam River floodplain
The North Santiam River floodplain is a low-lying, periodically inundated valley area shaped by the North Santiam River in western Oregon.
 E1141972 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: North Santiam River floodplain | Statement: [Lyons, Oregon, isLocatedOn, North Santiam River floodplain]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North Santiam River floodplain
Context triple: [Lyons, Oregon, isLocatedOn, North Santiam River floodplain]
  • A. Mokelumne River area
    The Mokelumne River area is a region of central California traditionally inhabited and culturally shaped by the Plains Miwok people.
  • B. Columbia River floodplain
    The Columbia River floodplain is the low-lying, periodically inundated land along the Columbia River, characterized by rich alluvial soils, wetlands, and a history of significant flooding that has shaped human settlement and land use in the region.
  • C. Nooksack River floodplain
    The Nooksack River floodplain is a low-lying, frequently inundated valley area shaped by the Nooksack River in northwestern Washington State, supporting agriculture, wildlife habitat, and several nearby communities.
  • D. Calapooia River basin
    The Calapooia River basin is a watershed in western Oregon that historically formed the homeland of the Kalapuya people.
  • E. Stillaguamish River floodplain
    The Stillaguamish River floodplain is a low-lying, frequently inundated valley area shaped by the Stillaguamish River in northwestern Washington State, supporting agriculture, wildlife habitat, and communities such as Stanwood.
  • 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: North Santiam River floodplain
Triple: [Lyons, Oregon, isLocatedOn, North Santiam River floodplain]
Generated description
The North Santiam River floodplain is a low-lying, periodically inundated valley area shaped by the North Santiam River in western Oregon.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: North Santiam River floodplain
Target entity description: The North Santiam River floodplain is a low-lying, periodically inundated valley area shaped by the North Santiam River in western Oregon.
  • A. Mokelumne River area
    The Mokelumne River area is a region of central California traditionally inhabited and culturally shaped by the Plains Miwok people.
  • B. Columbia River floodplain
    The Columbia River floodplain is the low-lying, periodically inundated land along the Columbia River, characterized by rich alluvial soils, wetlands, and a history of significant flooding that has shaped human settlement and land use in the region.
  • C. Nooksack River floodplain
    The Nooksack River floodplain is a low-lying, frequently inundated valley area shaped by the Nooksack River in northwestern Washington State, supporting agriculture, wildlife habitat, and several nearby communities.
  • D. Calapooia River basin
    The Calapooia River basin is a watershed in western Oregon that historically formed the homeland of the Kalapuya people.
  • E. Stillaguamish River floodplain
    The Stillaguamish River floodplain is a low-lying, frequently inundated valley area shaped by the Stillaguamish River in northwestern Washington State, supporting agriculture, wildlife habitat, and communities such as Stanwood.
  • 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_69d85a06450081909c5a14ea9851a15e completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e005a1b9288190954f2d92549805e5 completed April 15, 2026, 9:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69fec87ed2cc8190b4cae72774e0df7f completed May 9, 2026, 5:39 a.m.
NEDg Description generation batch_69fecbcd8d1881909706e7350e63e6c1 completed May 9, 2026, 5:53 a.m.
NED2 Entity disambiguation (via description) batch_69fecbf6751081908a97485497047e6c completed May 9, 2026, 5:53 a.m.
Created at: April 10, 2026, 3:06 a.m.