Triple
T9257996
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Guadiana Basin |
E222493
|
entity |
| Predicate | hasReservoir |
P1025
|
FINISHED |
| Object | Alqueva Reservoir |
E738788
|
NE FINISHED |
How this triple was built (2 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: Alqueva Reservoir | Statement: [Guadiana Basin, hasReservoir, Alqueva Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alqueva Reservoir Context triple: [Guadiana Basin, hasReservoir, Alqueva Reservoir]
-
A.
Alqueva Reservoir
chosen
Alqueva Reservoir is one of Western Europe’s largest artificial lakes, created by the Alqueva Dam on the Guadiana River in southern Portugal and known for irrigation, hydroelectric power, and tourism.
-
B.
Carraízo reservoir
Carraízo Reservoir is a major water storage lake in Puerto Rico that serves as a key source of drinking water and flood control for the San Juan metropolitan area.
-
C.
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.
-
D.
Torrejón-Tajo Dam
Torrejón-Tajo Dam is a major hydraulic structure on the Tagus River in Spain, used primarily for water regulation and hydroelectric power generation within the Tagus Basin.
-
E.
Alicurá Dam
Alicurá Dam is a large hydroelectric dam in Argentina’s Patagonia region, known for forming the Alicurá Reservoir and generating power on the Limay River.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca841e4cd481908e738c74e958eaea |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd06b660448190b6bc04beff0f5512 |
completed | April 1, 2026, 11:51 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d09bf225608190ade085302946dd8f |
completed | April 4, 2026, 5:04 a.m. |
Created at: March 30, 2026, 7:32 p.m.