Triple
T23276836
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arcos Dam |
E588743
|
entity |
| Predicate | hasReservoir |
P1025
|
FINISHED |
| Object | Arcos 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: Arcos Reservoir | Statement: [Arcos Dam, hasReservoir, Arcos Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Arcos Reservoir Context triple: [Arcos Dam, hasReservoir, Arcos Reservoir]
-
A.
Cornalvo Reservoir
Cornalvo Reservoir is an ancient Roman-built dam and water reservoir in Extremadura, Spain, renowned for its historical engineering and role in supplying water to the city of Mérida.
-
B.
Alcántara Reservoir
Alcántara Reservoir is a large artificial lake in western Spain, created by damming the Tagus River system and used primarily for hydroelectric power generation, irrigation, and water supply.
-
C.
Alarcón Reservoir
Alarcón Reservoir is a major artificial lake in Spain used for water storage, irrigation, and hydroelectric power generation along the Júcar River.
-
D.
El Villar Reservoir
El Villar Reservoir is a historic dam and water reservoir on the Lozoya River in Spain, known for being one of the earliest large concrete arch dams in the country.
-
E.
Alicurá Reservoir
Alicurá Reservoir is a large artificial lake in Argentina’s Neuquén and Río Negro provinces, created for hydroelectric power generation and water regulation.
- 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: Arcos Reservoir Target entity description: Arcos Reservoir is an artificial lake in Andalusia, Spain, created by the Arcos Dam and used primarily for water supply, irrigation, and recreation.
-
A.
Cornalvo Reservoir
Cornalvo Reservoir is an ancient Roman-built dam and water reservoir in Extremadura, Spain, renowned for its historical engineering and role in supplying water to the city of Mérida.
-
B.
Alcántara Reservoir
Alcántara Reservoir is a large artificial lake in western Spain, created by damming the Tagus River system and used primarily for hydroelectric power generation, irrigation, and water supply.
-
C.
Alarcón Reservoir
Alarcón Reservoir is a major artificial lake in Spain used for water storage, irrigation, and hydroelectric power generation along the Júcar River.
-
D.
El Villar Reservoir
El Villar Reservoir is a historic dam and water reservoir on the Lozoya River in Spain, known for being one of the earliest large concrete arch dams in the country.
-
E.
Alicurá Reservoir
Alicurá Reservoir is a large artificial lake in Argentina’s Neuquén and Río Negro provinces, created for hydroelectric power generation and water regulation.
- 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_69e25d16e2c08190a291de254703129e |
completed | April 17, 2026, 4:17 p.m. |
| NER | Named-entity recognition | batch_69f19578adf48190bdb129a55f86172c |
completed | April 29, 2026, 5:22 a.m. |
Created at: April 17, 2026, 4:48 p.m.