Triple
T20986994
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Vacha River |
E516915
|
entity |
| Predicate | hasReservoir |
P1025
|
FINISHED |
| Object | Tsankov Kamak 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: Tsankov Kamak Reservoir | Statement: [Vacha River, hasReservoir, Tsankov Kamak Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tsankov Kamak Reservoir Context triple: [Vacha River, hasReservoir, Tsankov Kamak Reservoir]
-
A.
Iskar Reservoir
Iskar Reservoir is a large artificial lake in western Bulgaria that serves as a major source of drinking water, irrigation, and recreation for the Sofia region.
-
B.
Kanev Reservoir
Kanev Reservoir is a large artificial lake on the Dnieper River in central Ukraine, created for hydroelectric power generation, water regulation, and navigation.
-
C.
Studen Kladenets Reservoir
Studen Kladenets Reservoir is a large artificial lake in southern Bulgaria, known for its scenic Rhodope Mountain setting, biodiversity, and role in hydroelectric power generation and irrigation.
-
D.
Tash-Kumyr Reservoir
Tash-Kumyr Reservoir is an artificial water body on the Naryn River in Kyrgyzstan, used primarily for hydroelectric power generation, irrigation, and regional water management.
-
E.
Ivankovo Reservoir
Ivankovo Reservoir is a large artificial lake in Russia that serves as the uppermost reservoir on the Volga River, playing a key role in water supply, navigation, and hydroelectric power generation for the Moscow region.
- 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: Tsankov Kamak Reservoir Target entity description: Tsankov Kamak Reservoir is a man-made lake in the Rhodope Mountains of southern Bulgaria, used primarily for hydroelectric power generation and water management.
-
A.
Iskar Reservoir
Iskar Reservoir is a large artificial lake in western Bulgaria that serves as a major source of drinking water, irrigation, and recreation for the Sofia region.
-
B.
Kanev Reservoir
Kanev Reservoir is a large artificial lake on the Dnieper River in central Ukraine, created for hydroelectric power generation, water regulation, and navigation.
-
C.
Studen Kladenets Reservoir
Studen Kladenets Reservoir is a large artificial lake in southern Bulgaria, known for its scenic Rhodope Mountain setting, biodiversity, and role in hydroelectric power generation and irrigation.
-
D.
Tash-Kumyr Reservoir
Tash-Kumyr Reservoir is an artificial water body on the Naryn River in Kyrgyzstan, used primarily for hydroelectric power generation, irrigation, and regional water management.
-
E.
Ivankovo Reservoir
Ivankovo Reservoir is a large artificial lake in Russia that serves as the uppermost reservoir on the Volga River, playing a key role in water supply, navigation, and hydroelectric power generation for the Moscow region.
- 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_69e0b4ffac148190bbade9f0eceb660b |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6fbe3fbac819086d3079aaddca5b1 |
completed | April 21, 2026, 4:24 a.m. |
Created at: April 16, 2026, 1:49 p.m.