Triple
T2720193
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tracy Pumping Plant |
E60062
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object |
Delta–Mendota Canal intake
The Delta–Mendota Canal intake is the headworks facility in California’s Sacramento–San Joaquin Delta where water is diverted into the Delta–Mendota Canal for delivery to agricultural and other users in the San Joaquin Valley.
|
E297766
|
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: Delta–Mendota Canal intake | Statement: [Tracy Pumping Plant, locatedOn, Delta–Mendota Canal intake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Delta–Mendota Canal intake Context triple: [Tracy Pumping Plant, locatedOn, Delta–Mendota Canal intake]
-
A.
Contra Costa Canal
The Contra Costa Canal is a man-made waterway in California that delivers irrigation and municipal water from the Sacramento–San Joaquin Delta to communities in Contra Costa County.
-
B.
Tehama-Colusa Canal
The Tehama-Colusa Canal is a major irrigation and water conveyance canal in California’s Sacramento Valley that delivers Central Valley Project water to agricultural lands and communities.
-
C.
Friant-Kern Canal
The Friant-Kern Canal is a major irrigation and water conveyance canal in California’s San Joaquin Valley that delivers diverted San Joaquin River water to farms and communities across the southern Central Valley.
-
D.
New Melones Dam
New Melones Dam is a large multipurpose reservoir and hydroelectric facility on the Stanislaus River in California, providing water storage, flood control, and power generation.
-
E.
Perris Dam
Perris Dam is a large earthfill embankment dam in Riverside County, California, that forms Lake Perris as part of the state’s major water storage and distribution system.
- 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: Delta–Mendota Canal intake Triple: [Tracy Pumping Plant, locatedOn, Delta–Mendota Canal intake]
Generated description
The Delta–Mendota Canal intake is the headworks facility in California’s Sacramento–San Joaquin Delta where water is diverted into the Delta–Mendota Canal for delivery to agricultural and other users in the San Joaquin Valley.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Delta–Mendota Canal intake Target entity description: The Delta–Mendota Canal intake is the headworks facility in California’s Sacramento–San Joaquin Delta where water is diverted into the Delta–Mendota Canal for delivery to agricultural and other users in the San Joaquin Valley.
-
A.
Contra Costa Canal
The Contra Costa Canal is a man-made waterway in California that delivers irrigation and municipal water from the Sacramento–San Joaquin Delta to communities in Contra Costa County.
-
B.
Tehama-Colusa Canal
The Tehama-Colusa Canal is a major irrigation and water conveyance canal in California’s Sacramento Valley that delivers Central Valley Project water to agricultural lands and communities.
-
C.
Friant-Kern Canal
The Friant-Kern Canal is a major irrigation and water conveyance canal in California’s San Joaquin Valley that delivers diverted San Joaquin River water to farms and communities across the southern Central Valley.
-
D.
New Melones Dam
New Melones Dam is a large multipurpose reservoir and hydroelectric facility on the Stanislaus River in California, providing water storage, flood control, and power generation.
-
E.
Perris Dam
Perris Dam is a large earthfill embankment dam in Riverside County, California, that forms Lake Perris as part of the state’s major water storage and distribution system.
- 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_69ab4b746d248190958e052045c09255 |
completed | March 6, 2026, 9:47 p.m. |
| NER | Named-entity recognition | batch_69abdab06d388190acf690787fe58ab5 |
completed | March 7, 2026, 7:58 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afc033d94481908e4709529ab93442 |
completed | March 10, 2026, 6:54 a.m. |
| NEDg | Description generation | batch_69afc11fa5ec8190a0b495f6b71591ab |
completed | March 10, 2026, 6:58 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afc1f734dc8190a4861b05583f7018 |
completed | March 10, 2026, 7:02 a.m. |
Created at: March 6, 2026, 9:55 p.m.