Triple
T22299572
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Calaveras Reservoir |
E551219
|
entity |
| Predicate | hasDam |
P8736
|
FINISHED |
| Object | Calaveras Dam |
—
|
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: Calaveras Dam | Statement: [Calaveras Reservoir, hasDam, Calaveras Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Calaveras Dam Context triple: [Calaveras Reservoir, hasDam, Calaveras Dam]
-
A.
Shasta Dam
Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
-
B.
Folsom Dam
Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
-
C.
Yuba Dam
Yuba Dam is a water-control structure in Utah that impounds the Sevier River to form Yuba Reservoir for irrigation, recreation, and flood management.
-
D.
Castaic Dam
Castaic Dam is a large embankment dam in Los Angeles County, California, that forms Castaic Lake and plays a key role in water storage and hydroelectric power generation for Southern California.
-
E.
El Capitan Dam
El Capitan Dam is a large concrete arch dam in San Diego County, California, built for water storage, flood control, and recreation.
- 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: Calaveras Dam Target entity description: Calaveras Dam is a major earth- and rock-fill dam in California’s Diablo Range that impounds Calaveras Reservoir as part of the San Francisco Bay Area’s water supply system.
-
A.
Shasta Dam
Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
-
B.
Folsom Dam
Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
-
C.
Yuba Dam
Yuba Dam is a water-control structure in Utah that impounds the Sevier River to form Yuba Reservoir for irrigation, recreation, and flood management.
-
D.
Castaic Dam
Castaic Dam is a large embankment dam in Los Angeles County, California, that forms Castaic Lake and plays a key role in water storage and hydroelectric power generation for Southern California.
-
E.
El Capitan Dam
El Capitan Dam is a large concrete arch dam in San Diego County, California, built for water storage, flood control, and recreation.
- 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_69e11e46c0188190800181a4233f28fe |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f15722c3348190b63eb49764ef132d |
completed | April 29, 2026, 12:56 a.m. |
Created at: April 16, 2026, 8:41 p.m.