Triple
T22579250
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pilarcitos Reservoir |
E544521
|
entity |
| Predicate | formedBy |
P972
|
FINISHED |
| Object | Pilarcitos Dam |
—
|
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: Pilarcitos Dam | Statement: [Pilarcitos Reservoir, formedBy, Pilarcitos Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pilarcitos Dam Context triple: [Pilarcitos Reservoir, formedBy, Pilarcitos Dam]
-
A.
Burguillo Dam
Burguillo Dam is a Spanish hydroelectric and irrigation dam located in Ávila province, central Spain, that impounds the Alberche River to form the Burguillo Reservoir.
-
B.
Juncal Dam
Juncal Dam is a concrete arch dam in Santa Barbara County, California, that forms Jameson Lake and supplies drinking water to the city of Santa Barbara.
-
C.
Valdecañas Dam
Valdecañas Dam is a large hydroelectric and water-regulation dam on the Tagus River in Spain, known for forming the Valdecañas Reservoir used for power generation, irrigation, and recreation.
-
D.
Caracoles Dam
Caracoles Dam is a hydroelectric dam on Argentina’s San Juan River that generates power and helps regulate water resources in the region.
-
E.
La Torrassa Dam
La Torrassa Dam is a hydroelectric and water-regulation dam located on the Noguera Pallaresa River in the Catalan Pyrenees of Spain.
- 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: Pilarcitos Dam Target entity description: Pilarcitos Dam is a historic water-supply dam in San Mateo County, California, that impounds Pilarcitos Creek to create the Pilarcitos Reservoir serving the San Francisco Bay Area.
-
A.
Burguillo Dam
Burguillo Dam is a Spanish hydroelectric and irrigation dam located in Ávila province, central Spain, that impounds the Alberche River to form the Burguillo Reservoir.
-
B.
Juncal Dam
Juncal Dam is a concrete arch dam in Santa Barbara County, California, that forms Jameson Lake and supplies drinking water to the city of Santa Barbara.
-
C.
Valdecañas Dam
Valdecañas Dam is a large hydroelectric and water-regulation dam on the Tagus River in Spain, known for forming the Valdecañas Reservoir used for power generation, irrigation, and recreation.
-
D.
Caracoles Dam
Caracoles Dam is a hydroelectric dam on Argentina’s San Juan River that generates power and helps regulate water resources in the region.
-
E.
La Torrassa Dam
La Torrassa Dam is a hydroelectric and water-regulation dam located on the Noguera Pallaresa River in the Catalan Pyrenees of Spain.
- 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_69e11e30d05481909df915354c89f0d6 |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f15fefa1308190876b617d47ba08f3 |
completed | April 29, 2026, 1:33 a.m. |
Created at: April 16, 2026, 8:53 p.m.