Triple
T17450611
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | J Harlen Bretz |
E424901
|
entity |
| Predicate | studied |
P778
|
FINISHED |
| Object | Channeled Scablands of eastern Washington |
—
|
NE NERFINISHED |
How this triple was built (2 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: Channeled Scablands of eastern Washington | Statement: [J Harlen Bretz, studied, Channeled Scablands of eastern Washington]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Channeled Scablands of eastern Washington Context triple: [J Harlen Bretz, studied, Channeled Scablands of eastern Washington]
-
A.
Channeled Scablands
chosen
The Channeled Scablands are a rugged, eroded landscape in eastern Washington carved by cataclysmic Ice Age floods, featuring deep coulees, dry falls, and scoured basalt terrain.
-
B.
Columbia Plateau
The Columbia Plateau is a vast volcanic and sedimentary region in the Pacific Northwest known for its basalt flows, deep river canyons, and extensive agricultural lands shaped by the Columbia River and its tributaries.
-
C.
Methow Valley
Methow Valley is a scenic river valley in north-central Washington State known for its outdoor recreation, small rural communities, and proximity to the North Cascades.
-
D.
Skykomish River Valley
The Skykomish River Valley is a scenic river corridor in western Washington known for its forested landscapes, outdoor recreation, and small communities along the Skykomish River.
-
E.
Grand Coulee, Washington
Grand Coulee, Washington is a small city in north-central Washington state best known as the community adjacent to and serving the massive Grand Coulee Dam on the Columbia River.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d889db0ba481908402409af3b37917 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e4513d00f48190802a3bdc8c8f4db5 |
completed | April 19, 2026, 3:51 a.m. |
Created at: April 10, 2026, 5:47 a.m.