Triple

T3509462

Position	Surface form	Disambiguated ID	Type / Status
Subject	San Luis Unit	`E74159`	entity
Predicate	hasPart	`P35`	FINISHED
Object	Gianelli Pumping–Generating Plant The Gianelli Pumping–Generating Plant is a major hydroelectric and pumping facility in California that moves water for irrigation and storage while generating electricity as part of the state’s Central Valley Project.	`E363207`	NE FINISHED

How this triple was built (4 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: Gianelli Pumping–Generating Plant | Statement: [San Luis Unit, hasPart, Gianelli Pumping–Generating Plant]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Gianelli Pumping–Generating Plant
Context triple: [San Luis Unit, hasPart, Gianelli Pumping–Generating Plant]

A. Tracy Pumping Plant
Tracy Pumping Plant is a major water pumping facility in California that lifts and conveys water from the Sacramento–San Joaquin Delta into the Central Valley Project’s distribution system.
B. Jones Pumping Plant
Jones Pumping Plant is a major water pumping facility in California’s Central Valley that lifts and conveys water from the Sacramento-San Joaquin Delta into the Central Valley Project’s distribution system.
C. Lewiston Pump-Generating Plant
The Lewiston Pump-Generating Plant is a hydroelectric pumped-storage facility near Niagara Falls that works in tandem with the Robert Moses Niagara Power Plant to balance electricity supply and demand.
D. South Bay Pumping Plant
South Bay Pumping Plant is a key water pumping facility in California’s State Water Project that lifts and conveys water through the South Bay Aqueduct to serve urban and industrial users in the San Francisco Bay Area.
E. Humboldt Bay Power Plant
Humboldt Bay Power Plant is a decommissioned power-generating facility in Northern California that formerly included both nuclear and fossil-fuel units serving the surrounding region’s electricity needs.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NEDg Description generation gpt-5.1

Instruction

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Input

Entity: Gianelli Pumping–Generating Plant
Triple: [San Luis Unit, hasPart, Gianelli Pumping–Generating Plant]

Generated description

The Gianelli Pumping–Generating Plant is a major hydroelectric and pumping facility in California that moves water for irrigation and storage while generating electricity as part of the state’s Central Valley Project.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Gianelli Pumping–Generating Plant
Target entity description: The Gianelli Pumping–Generating Plant is a major hydroelectric and pumping facility in California that moves water for irrigation and storage while generating electricity as part of the state’s Central Valley Project.

A. Tracy Pumping Plant
Tracy Pumping Plant is a major water pumping facility in California that lifts and conveys water from the Sacramento–San Joaquin Delta into the Central Valley Project’s distribution system.
B. Jones Pumping Plant
Jones Pumping Plant is a major water pumping facility in California’s Central Valley that lifts and conveys water from the Sacramento-San Joaquin Delta into the Central Valley Project’s distribution system.
C. Lewiston Pump-Generating Plant
The Lewiston Pump-Generating Plant is a hydroelectric pumped-storage facility near Niagara Falls that works in tandem with the Robert Moses Niagara Power Plant to balance electricity supply and demand.
D. South Bay Pumping Plant
South Bay Pumping Plant is a key water pumping facility in California’s State Water Project that lifts and conveys water through the South Bay Aqueduct to serve urban and industrial users in the San Francisco Bay Area.
E. Humboldt Bay Power Plant
Humboldt Bay Power Plant is a decommissioned power-generating facility in Northern California that formerly included both nuclear and fossil-fuel units serving the surrounding region’s electricity needs.
F. None of above. chosen

Provenance (5 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_69ad85ce7a9c81909ddc5cf0cb67a6e3`	completed	March 8, 2026, 2:21 p.m.
NER	Named-entity recognition	`batch_69adbc0cc394819087a9b598023f4f93`	completed	March 8, 2026, 6:12 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69b373e71ae8819096ea39955c92076a`	completed	March 13, 2026, 2:18 a.m.
NEDg	Description generation	`batch_69b374e50a088190ad4dc101efd68d54`	completed	March 13, 2026, 2:22 a.m.
NED2	Entity disambiguation (via description)	`batch_69b37544b04c819090e6f59babd8017e`	completed	March 13, 2026, 2:24 a.m.

Created at: March 8, 2026, 3:18 p.m.