Triple
T4021715
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Turnu-Severin |
E91292
|
entity |
| Predicate | nearbyInfrastructure |
P2064
|
FINISHED |
| Object |
Iron Gate II Hydroelectric Power Station
Iron Gate II Hydroelectric Power Station is a large hydroelectric dam complex on the Danube River jointly operated by Romania and Serbia, serving as a major source of renewable energy and river regulation in the region.
|
E414265
|
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: Iron Gate II Hydroelectric Power Station | Statement: [Turnu-Severin, nearbyInfrastructure, Iron Gate II Hydroelectric Power Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iron Gate II Hydroelectric Power Station Context triple: [Turnu-Severin, nearbyInfrastructure, Iron Gate II Hydroelectric Power Station]
-
A.
Iron Gate I Hydroelectric Power Station
Iron Gate I Hydroelectric Power Station is a major hydroelectric dam and power plant on the Danube River, jointly operated by Romania and Serbia and known as one of the largest such facilities in Europe.
-
B.
Istra hydroelectric dam
The Istra hydroelectric dam is a power-generating and water-regulating structure associated with the Istrinskoye Reservoir in the Moscow region of Russia.
-
C.
Iron Gate Dam
Iron Gate Dam is a hydroelectric and water-storage dam on the Klamath River in northern California, known for its role in regional power generation and its involvement in major river restoration and dam removal efforts.
-
D.
Svetogorsk hydropower plant
Svetogorsk hydropower plant is a hydroelectric power station located on the Vuoksi River in Russia, generating electricity by harnessing the river’s flow.
-
E.
Ivankovo Hydroelectric Station
Ivankovo Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, forming part of the Upper Volga cascade and supplying electricity as well as regulating water levels for navigation and water management.
- 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: Iron Gate II Hydroelectric Power Station Triple: [Turnu-Severin, nearbyInfrastructure, Iron Gate II Hydroelectric Power Station]
Generated description
Iron Gate II Hydroelectric Power Station is a large hydroelectric dam complex on the Danube River jointly operated by Romania and Serbia, serving as a major source of renewable energy and river regulation in the region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Iron Gate II Hydroelectric Power Station Target entity description: Iron Gate II Hydroelectric Power Station is a large hydroelectric dam complex on the Danube River jointly operated by Romania and Serbia, serving as a major source of renewable energy and river regulation in the region.
-
A.
Iron Gate I Hydroelectric Power Station
Iron Gate I Hydroelectric Power Station is a major hydroelectric dam and power plant on the Danube River, jointly operated by Romania and Serbia and known as one of the largest such facilities in Europe.
-
B.
Istra hydroelectric dam
The Istra hydroelectric dam is a power-generating and water-regulating structure associated with the Istrinskoye Reservoir in the Moscow region of Russia.
-
C.
Iron Gate Dam
Iron Gate Dam is a hydroelectric and water-storage dam on the Klamath River in northern California, known for its role in regional power generation and its involvement in major river restoration and dam removal efforts.
-
D.
Svetogorsk hydropower plant
Svetogorsk hydropower plant is a hydroelectric power station located on the Vuoksi River in Russia, generating electricity by harnessing the river’s flow.
-
E.
Ivankovo Hydroelectric Station
Ivankovo Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, forming part of the Upper Volga cascade and supplying electricity as well as regulating water levels for navigation and water management.
- F. None of above. chosen
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_69aed9618b04819081750d979d2af098 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefacb4c208190b8dd595a534850b2 |
completed | March 9, 2026, 4:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b56b47294c8190871f4a6a57b3470f |
completed | March 14, 2026, 2:05 p.m. |
| NEDg | Description generation | batch_69b56f0f94c08190b92deb5373c525e5 |
completed | March 14, 2026, 2:22 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b56fee67088190ab9a42ccac03d10f |
completed | March 14, 2026, 2:25 p.m. |
Created at: March 9, 2026, 3:35 p.m.