Triple

T12034572
Position Surface form Disambiguated ID Type / Status
Subject Emajõgi River E286500 entity
Predicate partOf P40 FINISHED
Object Lake Võrtsjärv–Lake Peipus water system
The Lake Võrtsjärv–Lake Peipus water system is a connected freshwater basin in Estonia and Russia that links major lakes and rivers into one of Northern Europe’s largest inland water networks.
E974501 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: Lake Võrtsjärv–Lake Peipus water system | Statement: [Emajõgi River, partOf, Lake Võrtsjärv–Lake Peipus water system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Võrtsjärv–Lake Peipus water system
Context triple: [Emajõgi River, partOf, Lake Võrtsjärv–Lake Peipus water system]
  • A. Lake Peipus
    Lake Peipus is a large transboundary freshwater lake on the border between Estonia and Russia, known for its ecological importance and historical significance as the site of the 1242 Battle on the Ice.
  • B. Ladoga Karelia
    Ladoga Karelia is a historical region in southeastern Finland, bordering Lake Ladoga, that was ceded to the Soviet Union after the Winter War.
  • C. Narva River
    The Narva River is a major river in northeastern Europe that forms part of the border between Estonia and Russia, flowing from Lake Peipus into the Baltic Sea.
  • D. Vuoksi–Neva water system
    The Vuoksi–Neva water system is a major interconnected river and lake network in northwestern Russia and southeastern Finland that drains Lake Ladoga into the Gulf of Finland via the Neva River.
  • E. Liepāja Lake
    Liepāja Lake is a coastal lagoon in western Latvia known for its shallow waters, rich birdlife, and role as a natural buffer between the city of Liepāja and the Baltic Sea.
  • 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: Lake Võrtsjärv–Lake Peipus water system
Triple: [Emajõgi River, partOf, Lake Võrtsjärv–Lake Peipus water system]
Generated description
The Lake Võrtsjärv–Lake Peipus water system is a connected freshwater basin in Estonia and Russia that links major lakes and rivers into one of Northern Europe’s largest inland water networks.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Võrtsjärv–Lake Peipus water system
Target entity description: The Lake Võrtsjärv–Lake Peipus water system is a connected freshwater basin in Estonia and Russia that links major lakes and rivers into one of Northern Europe’s largest inland water networks.
  • A. Lake Peipus
    Lake Peipus is a large transboundary freshwater lake on the border between Estonia and Russia, known for its ecological importance and historical significance as the site of the 1242 Battle on the Ice.
  • B. Ladoga Karelia
    Ladoga Karelia is a historical region in southeastern Finland, bordering Lake Ladoga, that was ceded to the Soviet Union after the Winter War.
  • C. Narva River
    The Narva River is a major river in northeastern Europe that forms part of the border between Estonia and Russia, flowing from Lake Peipus into the Baltic Sea.
  • D. Vuoksi–Neva water system
    The Vuoksi–Neva water system is a major interconnected river and lake network in northwestern Russia and southeastern Finland that drains Lake Ladoga into the Gulf of Finland via the Neva River.
  • E. Liepāja Lake
    Liepāja Lake is a coastal lagoon in western Latvia known for its shallow waters, rich birdlife, and role as a natural buffer between the city of Liepāja and the Baltic Sea.
  • 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_69d6ab4669e48190b59246358b0383ab completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d90408cbf0819093270c9833ef149a completed April 10, 2026, 2:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69f61e3cd0648190ac6d5587bd7024a7 completed May 2, 2026, 3:54 p.m.
NEDg Description generation batch_69f61f9386548190a749445a404db3a2 completed May 2, 2026, 4 p.m.
NED2 Entity disambiguation (via description) batch_69f6207f164c8190b663a50ee3c761d6 completed May 2, 2026, 4:04 p.m.
Created at: April 8, 2026, 9:47 p.m.