Triple

T37413585

Position	Surface form	Disambiguated ID	Type / Status
Subject	Votkinsk Hydroelectric Station	`E929638`	entity
Predicate	downstreamStation	`P137350`	FINISHED
Object	Nizhnekamsk Hydroelectric Station Nizhnekamsk Hydroelectric Station is a major hydroelectric power plant on the Kama River in Russia, forming part of the Volga–Kama cascade and providing electricity generation, water regulation, and navigation support.	`E2228292`	NE FINISHED

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: Nizhnekamsk Hydroelectric Station | Statement: [Votkinsk Hydroelectric Station, downstreamStation, Nizhnekamsk Hydroelectric Station]

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: Nizhnekamsk Hydroelectric Station
Triple: [Votkinsk Hydroelectric Station, downstreamStation, Nizhnekamsk Hydroelectric Station]

Generated description

Nizhnekamsk Hydroelectric Station is a major hydroelectric power plant on the Kama River in Russia, forming part of the Volga–Kama cascade and providing electricity generation, water regulation, and navigation support.

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: downstreamStation
Context triple: [Votkinsk Hydroelectric Station, downstreamStation, Nizhnekamsk Hydroelectric Station]

A. downstreamFacility chosen
Indicates that one facility is located or operates downstream from another facility within a flow or process network.
B. downstreamReservoir
Indicates that one reservoir is located downstream of, and receives water flow from, another reservoir in a connected water system.
C. downstreamRiverSection
Indicates that one river section is located downstream from, and receives flow from, another river section.
D. downstreamFrom
Indicates that one entity is located or occurs at a point further along the natural flow or direction of another entity, typically in a linear or directional system such as a river, pipeline, or process sequence.
E. downstreamBoundary
Indicates that one entity serves as the downstream limit or endpoint of another entity’s flow, process, or influence.
F. None of above.

Provenance (6 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_69f76ebde49481908566cd96b37ccc84`	completed	May 3, 2026, 3:50 p.m.
NER	Named-entity recognition	`batch_69fb9e1845e881908d19158440cf3b87`	completed	May 6, 2026, 8:01 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a408c264c508190a01a166221ccc07f`	completed	June 28, 2026, 2:51 a.m.
NEDg	Description generation	`batch_6a408d599f448190aa59dc8ee1ccfbe8`	completed	June 28, 2026, 2:56 a.m.
NED2	Entity disambiguation (via description)	`batch_6a408e77450c81909759a071e7ec31fa`	completed	June 28, 2026, 3:01 a.m.
PD	Predicate disambiguation	`batch_69fb8d08d6988190a00794ac26078348`	completed	May 6, 2026, 6:48 p.m.

Created at: May 3, 2026, 4:16 p.m.