Triple

T11276540
Position Surface form Disambiguated ID Type / Status
Subject Ivankovo Hydroelectric Station E266951 entity
Predicate partOf P40 FINISHED
Object Upper Volga cascade E335505 NE FINISHED

How this triple was built (2 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: Upper Volga cascade | Statement: [Ivankovo Hydroelectric Station, partOf, Upper Volga cascade]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Upper Volga cascade
Context triple: [Ivankovo Hydroelectric Station, partOf, Upper Volga cascade]
  • A. Volga–Kama cascade of reservoirs
    The Volga–Kama cascade of reservoirs is a large system of interconnected artificial lakes created by dams on the Volga and Kama rivers in Russia, serving major roles in hydroelectric power generation, navigation, water supply, and flood control.
  • B. Upper Volga chosen
    The Upper Volga is the northernmost section of the Volga River basin, encompassing the river’s headwaters and early course before it turns southeast toward central Russia.
  • C. Lower Volga
    Lower Volga is the downstream section of the Volga River basin, encompassing the river’s final course and delta region before it empties into the Caspian Sea.
  • D. Volga–Oka river network
    The Volga–Oka river network is a major interconnected system of waterways in European Russia centered on the Volga and Oka rivers, supporting regional transport, ecology, and settlement.
  • E. Bolshaya Kaksha River
    The Bolshaya Kaksha River is a lesser-known Russian watercourse that serves as a tributary within the Vetluga River basin.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6aac8c2f48190ad0596f1f89f0470 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e966cb4c8190bc410d7e623e54db completed April 9, 2026, 6:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4f445792c8190962d94aa71f328d9 completed April 19, 2026, 3:27 p.m.
Created at: April 8, 2026, 9:31 p.m.