Triple
T6103838
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hetch Hetchy Valley |
E136067
|
entity |
| Predicate | largelySubmergedBy |
P42186
|
FINISHED |
| Object | Hetch Hetchy Reservoir |
E584017
|
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: Hetch Hetchy Reservoir | Statement: [Hetch Hetchy Valley, largelySubmergedBy, Hetch Hetchy Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hetch Hetchy Reservoir Context triple: [Hetch Hetchy Valley, largelySubmergedBy, Hetch Hetchy Reservoir]
-
A.
Hetch Hetchy Reservoir
chosen
Hetch Hetchy Reservoir is a man-made lake in Yosemite National Park that stores water and generates hydroelectric power for the San Francisco Bay Area.
-
B.
Pepacton Reservoir
Pepacton Reservoir is a large man-made lake in the Catskill Mountains of New York that serves as a major component of New York City's drinking water supply system.
-
C.
Hetch Hetchy Regional Water System
The Hetch Hetchy Regional Water System is a major water supply and delivery network that provides high-quality drinking water from Sierra Nevada sources to San Francisco and numerous Bay Area communities.
-
D.
Hetch Hetchy Valley
Hetch Hetchy Valley is a glacially carved valley in Yosemite National Park, California, best known for its scenic granite cliffs and for being largely submerged by the Hetch Hetchy Reservoir that supplies water to the San Francisco Bay Area.
-
E.
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.
- 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: largelySubmergedBy Context triple: [Hetch Hetchy Valley, largelySubmergedBy, Hetch Hetchy Reservoir]
-
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.
submerged
Indicates that one entity is located beneath the surface of a liquid or other surrounding medium, typically fully covered by it.
-
C.
partiallySubmerged
Indicates that one entity is located such that only a portion of it is below the surface of a surrounding medium (typically a liquid), while the rest remains above.
-
D.
displacementSubmerged
Indicates the amount of fluid displaced by an object when it is submerged.
-
E.
submergedFeatures
Indicates that certain features or elements are located beneath the surface of a body of water or otherwise covered by liquid.
- 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_69c0087dee9881909e3655be88208c01 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c05b3f8e5481909e85a60aaf319f66 |
completed | March 22, 2026, 9:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c603d438e48190b62c3b7210c2dbec |
completed | March 27, 2026, 4:13 a.m. |
| PD | Predicate disambiguation | batch_69c049f5ac988190b62ba565153aaa35 |
completed | March 22, 2026, 7:58 p.m. |
Created at: March 22, 2026, 4:13 p.m.