Triple
T23158029
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Weare Village (submerged by Everett Dam) |
E578499
|
entity |
| Predicate | locatedWithin |
P40
|
FINISHED |
| Object | Everett Lake flood control area |
—
|
NE NERFINISHED |
How this triple was built (3 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: Everett Lake flood control area | Statement: [East Weare Village (submerged by Everett Dam), locatedWithin, Everett Lake flood control area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Everett Lake flood control area Context triple: [East Weare Village (submerged by Everett Dam), locatedWithin, Everett Lake flood control area]
-
A.
Pittock Reservoir
Pittock Reservoir is a man-made lake in southwestern Ontario, Canada, used for flood control, recreation, and wildlife habitat within the Pittock Conservation Area.
-
B.
Cle Elum Dam
Cle Elum Dam is a U.S. Bureau of Reclamation earthfill dam on the Cle Elum River in Washington State that provides irrigation water storage, flood control, and recreation as part of the larger Yakima River basin system.
-
C.
Pardee Reservoir
Pardee Reservoir is a man-made lake in the Sierra Nevada foothills of California that serves as a major water storage and supply source for the East Bay region.
-
D.
O’Neill Forebay
O’Neill Forebay is a regulating reservoir in California’s San Joaquin Valley that helps manage water storage and delivery for the larger San Luis Reservoir system.
-
E.
Searsville Lake
Searsville Lake is a reservoir in San Mateo County, California, created by Searsville Dam and now used primarily for ecological research and habitat within Stanford University's Jasper Ridge Biological Preserve.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Everett Lake flood control area Target entity description: Everett Lake flood control area is a managed reservoir and surrounding land in New Hampshire created for flood control, which inundated the former East Weare Village.
-
A.
Pittock Reservoir
Pittock Reservoir is a man-made lake in southwestern Ontario, Canada, used for flood control, recreation, and wildlife habitat within the Pittock Conservation Area.
-
B.
Cle Elum Dam
Cle Elum Dam is a U.S. Bureau of Reclamation earthfill dam on the Cle Elum River in Washington State that provides irrigation water storage, flood control, and recreation as part of the larger Yakima River basin system.
-
C.
Pardee Reservoir
Pardee Reservoir is a man-made lake in the Sierra Nevada foothills of California that serves as a major water storage and supply source for the East Bay region.
-
D.
O’Neill Forebay
O’Neill Forebay is a regulating reservoir in California’s San Joaquin Valley that helps manage water storage and delivery for the larger San Luis Reservoir system.
-
E.
Searsville Lake
Searsville Lake is a reservoir in San Mateo County, California, created by Searsville Dam and now used primarily for ecological research and habitat within Stanford University's Jasper Ridge Biological Preserve.
- F. None of above. chosen
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_69e245fb8de081908f0eba7b5fd75bc4 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f18efeddd48190b6d03d2146583dcc |
completed | April 29, 2026, 4:54 a.m. |
Created at: April 17, 2026, 4:01 p.m.