Triple
T21968900
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Michael Maurice O'Shaughnessy |
E542530
|
entity |
| Predicate | notableProject |
P4
|
FINISHED |
| Object | Hetch Hetchy aqueduct |
—
|
NE NERFINISHED |
How this triple was built (2 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 aqueduct | Statement: [Michael Maurice O'Shaughnessy, notableProject, Hetch Hetchy aqueduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hetch Hetchy aqueduct Context triple: [Michael Maurice O'Shaughnessy, notableProject, Hetch Hetchy aqueduct]
-
A.
Hetch Hetchy Aqueduct
chosen
The Hetch Hetchy Aqueduct is a major water conveyance system that transports drinking water from the Hetch Hetchy Reservoir in Yosemite National Park to the San Francisco Bay Area.
-
B.
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.
-
C.
Hetch Hetchy Reservoir
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.
-
D.
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.
-
E.
Whittier Narrows Dam
Whittier Narrows Dam is a large flood-control and water-conservation structure in Los Angeles County, California, that manages flows from the San Gabriel and Rio Hondo rivers.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0c48070988190909db97667b9a0ac |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f1245d50d08190a4bf93139daa77eb |
completed | April 28, 2026, 9:19 p.m. |
Created at: April 16, 2026, 8:02 p.m.