Triple
T22754906
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pilarcitos Lake |
E562812
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | San Francisco Peninsula water supply system |
—
|
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: San Francisco Peninsula water supply system | Statement: [Pilarcitos Lake, partOf, San Francisco Peninsula water supply system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Francisco Peninsula water supply system Context triple: [Pilarcitos Lake, partOf, San Francisco Peninsula water supply system]
-
A.
San Francisco Peninsula reservoir system
chosen
The San Francisco Peninsula reservoir system is a network of man-made lakes and related infrastructure that stores and supplies drinking water to the San Francisco Bay Area, particularly the city of San Francisco and nearby communities.
-
B.
California State Water System
The California State Water System is a vast, integrated network of dams, reservoirs, aqueducts, and pumping facilities that transports and delivers water across much of California for urban, agricultural, and environmental uses.
-
C.
Santa Clara County flood-control system
The Santa Clara County flood-control system is a network of engineered channels, creeks, and infrastructure designed to manage stormwater and reduce flooding risks throughout Santa Clara County, California.
-
D.
South Bay Aqueduct
South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
-
E.
California State Water Project Delta facilities
The California State Water Project Delta facilities are a network of infrastructure in the Sacramento–San Joaquin Delta that diverts, pumps, and conveys freshwater for urban and agricultural use throughout much of California.
- 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_69e24551ec7881909a9c924dbea155f6 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f179bc48788190b3deb9287d02cb2c |
completed | April 29, 2026, 3:23 a.m. |
Created at: April 17, 2026, 3:25 p.m.