Triple
T23007399
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Valdecañas Dam |
E572814
|
entity |
| Predicate | formsReservoir |
P11309
|
FINISHED |
| Object | Valdecañas Reservoir |
—
|
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: Valdecañas Reservoir | Statement: [Valdecañas Dam, formsReservoir, Valdecañas Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Valdecañas Reservoir Context triple: [Valdecañas Dam, formsReservoir, Valdecañas Reservoir]
-
A.
Ribarroja Reservoir
Ribarroja Reservoir is a large artificial lake on the Ebro River in northeastern Spain, used primarily for hydroelectric power generation, irrigation, and water regulation.
-
B.
Pilarcitos Reservoir
Pilarcitos Reservoir is a key drinking water storage reservoir on the San Francisco Peninsula that helps supply water to the San Francisco Bay Area.
-
C.
Bolarque Reservoir
Bolarque Reservoir is a key artificial lake in central Spain that serves as a major water storage and regulation point within the Tagus River basin and the starting point of the Tagus–Segura water transfer system.
-
D.
Montijo Reservoir
Montijo Reservoir is an artificial lake and water storage facility located within Spain’s Guadiana River basin, used primarily for irrigation, water supply, and regional water management.
-
E.
Burguillo Reservoir
Burguillo Reservoir is a major artificial lake and dam in central Spain, known for regulating water from the Alberche River and serving as a popular site for recreation and hydroelectric power.
- 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: Valdecañas Reservoir Target entity description: Valdecañas Reservoir is an artificial lake in western Spain known for its fluctuating water levels that periodically reveal submerged historical sites, including a prehistoric megalithic monument dubbed the "Spanish Stonehenge."
-
A.
Ribarroja Reservoir
Ribarroja Reservoir is a large artificial lake on the Ebro River in northeastern Spain, used primarily for hydroelectric power generation, irrigation, and water regulation.
-
B.
Pilarcitos Reservoir
Pilarcitos Reservoir is a key drinking water storage reservoir on the San Francisco Peninsula that helps supply water to the San Francisco Bay Area.
-
C.
Bolarque Reservoir
Bolarque Reservoir is a key artificial lake in central Spain that serves as a major water storage and regulation point within the Tagus River basin and the starting point of the Tagus–Segura water transfer system.
-
D.
Montijo Reservoir
Montijo Reservoir is an artificial lake and water storage facility located within Spain’s Guadiana River basin, used primarily for irrigation, water supply, and regional water management.
-
E.
Burguillo Reservoir
Burguillo Reservoir is a major artificial lake and dam in central Spain, known for regulating water from the Alberche River and serving as a popular site for recreation and hydroelectric power.
- 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_69e245b6a3ac81908087599eefe3e365 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f1835802a881908fe817c3fa728a82 |
completed | April 29, 2026, 4:04 a.m. |
Created at: April 17, 2026, 3:51 p.m.