Triple
T20270832
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ivaylovgrad Dam |
E499086
|
entity |
| Predicate | reservoirName |
P13043
|
FINISHED |
| Object |
Ivaylovgrad Reservoir
Ivaylovgrad Reservoir is an artificial lake in southern Bulgaria formed on the Arda River, primarily used for hydroelectric power generation, irrigation, and recreation.
|
E499086
|
NE FINISHED |
How this triple was built (4 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: Ivaylovgrad Reservoir | Statement: [Ivaylovgrad Dam, reservoirName, Ivaylovgrad Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ivaylovgrad Reservoir Context triple: [Ivaylovgrad Dam, reservoirName, Ivaylovgrad Reservoir]
-
A.
Ivaylovgrad Dam
Ivaylovgrad Dam is a hydroelectric and irrigation dam in southern Bulgaria, forming part of the Arda River cascade near the town of Ivaylovgrad.
-
B.
Kardzhali Dam
Kardzhali Dam is a large hydroelectric and irrigation dam in southern Bulgaria, forming part of a major water management system on the Arda River.
-
C.
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Ivaylovgrad Reservoir Triple: [Ivaylovgrad Dam, reservoirName, Ivaylovgrad Reservoir]
Generated description
Ivaylovgrad Reservoir is an artificial lake in southern Bulgaria formed on the Arda River, primarily used for hydroelectric power generation, irrigation, and recreation.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ivaylovgrad Reservoir Target entity description: Ivaylovgrad Reservoir is an artificial lake in southern Bulgaria formed on the Arda River, primarily used for hydroelectric power generation, irrigation, and recreation.
-
A.
Ivaylovgrad Dam
chosen
Ivaylovgrad Dam is a hydroelectric and irrigation dam in southern Bulgaria, forming part of the Arda River cascade near the town of Ivaylovgrad.
-
B.
Kardzhali Dam
Kardzhali Dam is a large hydroelectric and irrigation dam in southern Bulgaria, forming part of a major water management system on the Arda River.
-
C.
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.
-
D.
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.
-
E.
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.
- F. None of above.
Provenance (5 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_69da6275fa6c8190952924930adee150 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e675dd7c58819095bbf4baeda04d6a |
completed | April 20, 2026, 6:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a08553934dc8190bbfc93d01dbff4a4 |
completed | May 16, 2026, 11:30 a.m. |
| NEDg | Description generation | batch_6a0855b26f0081909c2b74b888e0cd25 |
completed | May 16, 2026, 11:32 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a08567e39548190bd201d744e5fa7e9 |
completed | May 16, 2026, 11:35 a.m. |
Created at: April 11, 2026, 11:42 p.m.