Triple
T14123701
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Old Melones Dam |
E339968
|
entity |
| Predicate | reservoirSubmergedBy |
P42186
|
FINISHED |
| Object | New Melones Lake |
E703542
|
NE FINISHED |
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: New Melones Lake | Statement: [Old Melones Dam, reservoirSubmergedBy, New Melones Lake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New Melones Lake Context triple: [Old Melones Dam, reservoirSubmergedBy, New Melones Lake]
-
A.
New Melones Lake
chosen
New Melones Lake is a large man-made reservoir in California’s Sierra Nevada foothills, popular for recreation and water storage as part of the Central Valley Project.
-
B.
New Melones Dam
New Melones Dam is a large multipurpose reservoir and hydroelectric facility on the Stanislaus River in California, providing water storage, flood control, and power generation.
-
C.
Calaveras Reservoir
Calaveras Reservoir is a major water storage reservoir in California’s Diablo Range that supplies drinking water to the San Francisco Bay Area.
-
D.
Merced Lake
Merced Lake is a high-country lake in Yosemite National Park, known as a scenic backcountry destination along the Merced River and a popular stop for backpackers.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: reservoirSubmergedBy Context triple: [Old Melones Dam, reservoirSubmergedBy, New Melones Lake]
-
A.
submergedBy
chosen
Indicates that one entity is covered or overwhelmed by liquid, typically water, to the point of being beneath its surface due to the action or presence of another entity.
-
B.
formedBySubmerging
Indicates that something comes into existence or is created as a result of being placed or held beneath the surface of a liquid.
-
C.
submerged
Indicates that one entity is located beneath the surface of a liquid or other surrounding medium, typically fully covered by it.
-
D.
reservoir
Indicates that one entity serves as a storage or containment source (often for a resource) that can supply or affect another entity.
-
E.
impactOfSubmergence
Indicates the effect or consequences that submerging one entity (typically in a fluid or environment) has on another entity or on its properties.
- F. None of above.
Provenance (4 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_69d81c6a95b481909e39111e0c1f31ee |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de6095548881908a9e66adccca92d2 |
completed | April 14, 2026, 3:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd2801198481909f9151ca873bfc56 |
completed | May 8, 2026, 12:02 a.m. |
| PD | Predicate disambiguation | batch_69de05b5e7a08190a16be9ad8b92b80c |
completed | April 14, 2026, 9:15 a.m. |
Created at: April 9, 2026, 10:22 p.m.