Triple

T8789447

Position	Surface form	Disambiguated ID	Type / Status
Subject	Tsimlyansk Reservoir	`E209123`	entity
Predicate	hasPart	`P35`	FINISHED
Object	Tsimlyansk Hydroelectric Station Tsimlyansk Hydroelectric Station is a hydroelectric power plant on the Don River in Russia that generates electricity and helps regulate water levels as part of the Tsimlyansk Reservoir system.	`E757753`	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: Tsimlyansk Hydroelectric Station | Statement: [Tsimlyansk Reservoir, hasPart, Tsimlyansk Hydroelectric Station]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Tsimlyansk Hydroelectric Station
Context triple: [Tsimlyansk Reservoir, hasPart, Tsimlyansk Hydroelectric Station]

A. Rybinsk Hydroelectric Station
Rybinsk Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, known for creating one of the world’s largest artificial reservoirs at the time of its construction.
B. Gorky Hydroelectric Station
Gorky Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, known for its large dam and role in regional power generation and navigation.
C. Volkhov Hydroelectric Station
Volkhov Hydroelectric Station is one of Russia’s oldest large-scale hydroelectric power plants, located in the Leningrad Oblast and historically significant for its role in early Soviet electrification.
D. Saratov Hydroelectric Station
Saratov Hydroelectric Station is a major hydroelectric power plant on the Volga River in Russia, providing electricity generation and water regulation for the surrounding region.
E. Irkutsk Hydroelectric Power Station
Irkutsk Hydroelectric Power Station is a major Soviet-era hydroelectric dam and power plant on the Angara River that supplies electricity and helps regulate water levels for the Irkutsk region in Siberia, Russia.
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: Tsimlyansk Hydroelectric Station
Triple: [Tsimlyansk Reservoir, hasPart, Tsimlyansk Hydroelectric Station]

Generated description

Tsimlyansk Hydroelectric Station is a hydroelectric power plant on the Don River in Russia that generates electricity and helps regulate water levels as part of the Tsimlyansk Reservoir system.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Tsimlyansk Hydroelectric Station
Target entity description: Tsimlyansk Hydroelectric Station is a hydroelectric power plant on the Don River in Russia that generates electricity and helps regulate water levels as part of the Tsimlyansk Reservoir system.

A. Rybinsk Hydroelectric Station
Rybinsk Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, known for creating one of the world’s largest artificial reservoirs at the time of its construction.
B. Gorky Hydroelectric Station
Gorky Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, known for its large dam and role in regional power generation and navigation.
C. Volkhov Hydroelectric Station
Volkhov Hydroelectric Station is one of Russia’s oldest large-scale hydroelectric power plants, located in the Leningrad Oblast and historically significant for its role in early Soviet electrification.
D. Saratov Hydroelectric Station
Saratov Hydroelectric Station is a major hydroelectric power plant on the Volga River in Russia, providing electricity generation and water regulation for the surrounding region.
E. Irkutsk Hydroelectric Power Station
Irkutsk Hydroelectric Power Station is a major Soviet-era hydroelectric dam and power plant on the Angara River that supplies electricity and helps regulate water levels for the Irkutsk region in Siberia, Russia.
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_69ca836168108190bb43d3dc235c1f55`	completed	March 30, 2026, 2:06 p.m.
NER	Named-entity recognition	`batch_69cc5f8b0c108190af53d4bb9b132c5c`	completed	March 31, 2026, 11:58 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69cf5210454c8190aa83d941893a4bc5`	completed	April 3, 2026, 5:37 a.m.
NEDg	Description generation	`batch_69cf5378c3f48190a4180c20aecb2260`	completed	April 3, 2026, 5:43 a.m.
NED2	Entity disambiguation (via description)	`batch_69cf5471e9c08190963b7f1d6c2ceffe`	completed	April 3, 2026, 5:47 a.m.

Created at: March 30, 2026, 6:43 p.m.