Triple
T17596832
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hetch Hetchy Power System |
E428593
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object | Priest Reservoir |
—
|
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: Priest Reservoir | Statement: [Hetch Hetchy Power System, hasPart, Priest Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Priest Reservoir Context triple: [Hetch Hetchy Power System, hasPart, Priest Reservoir]
-
A.
E. V. Spence Reservoir
E. V. Spence Reservoir is a man-made lake in West Texas that serves as a major water supply and recreational resource for the surrounding region.
-
B.
Union Reservoir
Union Reservoir is a popular recreational lake near Longmont, Colorado, known for activities such as boating, fishing, swimming, and picnicking.
-
C.
Valehouse Reservoir
Valehouse Reservoir is a man-made water storage lake in the Longdendale valley of Derbyshire, England, forming part of the chain of reservoirs supplying water to the Greater Manchester area.
-
D.
Busse Reservoir
Busse Reservoir is a large man-made lake in the Busse Woods Forest Preserve in Illinois, popular for fishing, boating, and wildlife viewing.
-
E.
Puddingstone Reservoir
Puddingstone Reservoir is a man-made lake and popular recreational area in Los Angeles County, California, known for fishing, boating, and picnicking within Frank G. Bonelli Regional Park.
- 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: Priest Reservoir Target entity description: Priest Reservoir is a key water storage facility in California that supports the Hetch Hetchy regional water and hydroelectric power system serving the San Francisco Bay Area.
-
A.
E. V. Spence Reservoir
E. V. Spence Reservoir is a man-made lake in West Texas that serves as a major water supply and recreational resource for the surrounding region.
-
B.
Union Reservoir
Union Reservoir is a popular recreational lake near Longmont, Colorado, known for activities such as boating, fishing, swimming, and picnicking.
-
C.
Valehouse Reservoir
Valehouse Reservoir is a man-made water storage lake in the Longdendale valley of Derbyshire, England, forming part of the chain of reservoirs supplying water to the Greater Manchester area.
-
D.
Busse Reservoir
Busse Reservoir is a large man-made lake in the Busse Woods Forest Preserve in Illinois, popular for fishing, boating, and wildlife viewing.
-
E.
Puddingstone Reservoir
Puddingstone Reservoir is a man-made lake and popular recreational area in Los Angeles County, California, known for fishing, boating, and picnicking within Frank G. Bonelli Regional Park.
- 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_69d889e1030481909950e140c63255b9 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e469ec335c8190abcaff700cfff23b |
completed | April 19, 2026, 5:36 a.m. |
Created at: April 10, 2026, 5:51 a.m.