Triple

T14125756
Position Surface form Disambiguated ID Type / Status
Subject Wupper basin E340025 entity
Predicate containsReservoir P13043 FINISHED
Object Kerspe-Talsperre
Kerspe-Talsperre is a reservoir in the Wupper river basin in North Rhine-Westphalia, Germany, primarily used for drinking water supply and regional water management.
 E1083358 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: Kerspe-Talsperre | Statement: [Wupper basin, containsReservoir, Kerspe-Talsperre]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kerspe-Talsperre
Context triple: [Wupper basin, containsReservoir, Kerspe-Talsperre]
  • A. Sorpe Dam
    The Sorpe Dam is a German earth-fill dam in the Ruhr region that was a key target of the RAF’s World War II “Dambusters” raid, Operation Chastise.
  • B. Bruchertalsperre
    Bruchertalsperre is a reservoir in Germany’s Bergisches Land region, used primarily for water supply, flood control, and recreation.
  • C. Bütgenbach Dam
    Bütgenbach Dam is a hydroelectric and flood-control structure in eastern Belgium that creates Lake Bütgenbach, a popular site for recreation and water sports.
  • D. Dhünntalsperre
    Dhünntalsperre is a large drinking-water reservoir and dam complex in North Rhine-Westphalia, Germany, serving as a key water supply and recreational area in the Bergisches Land region.
  • E. Wupper-Talsperre
    Wupper-Talsperre is a major reservoir in Germany’s Bergisches Land region, primarily used for drinking water supply, flood control, and recreation along the River Wupper.
  • 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: Kerspe-Talsperre
Triple: [Wupper basin, containsReservoir, Kerspe-Talsperre]
Generated description
Kerspe-Talsperre is a reservoir in the Wupper river basin in North Rhine-Westphalia, Germany, primarily used for drinking water supply and regional water management.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kerspe-Talsperre
Target entity description: Kerspe-Talsperre is a reservoir in the Wupper river basin in North Rhine-Westphalia, Germany, primarily used for drinking water supply and regional water management.
  • A. Sorpe Dam
    The Sorpe Dam is a German earth-fill dam in the Ruhr region that was a key target of the RAF’s World War II “Dambusters” raid, Operation Chastise.
  • B. Bruchertalsperre
    Bruchertalsperre is a reservoir in Germany’s Bergisches Land region, used primarily for water supply, flood control, and recreation.
  • C. Bütgenbach Dam
    Bütgenbach Dam is a hydroelectric and flood-control structure in eastern Belgium that creates Lake Bütgenbach, a popular site for recreation and water sports.
  • D. Dhünntalsperre
    Dhünntalsperre is a large drinking-water reservoir and dam complex in North Rhine-Westphalia, Germany, serving as a key water supply and recreational area in the Bergisches Land region.
  • E. Wupper-Talsperre
    Wupper-Talsperre is a major reservoir in Germany’s Bergisches Land region, primarily used for drinking water supply, flood control, and recreation along the River Wupper.
  • 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_69d81c6a95b481909e39111e0c1f31ee completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de6096976481909dc79066c5165a50 completed April 14, 2026, 3:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcf7e2b0248190ba40aa8395355052 completed May 7, 2026, 8:36 p.m.
NEDg Description generation batch_69fd01330fb4819081dda9356739bbe3 completed May 7, 2026, 9:16 p.m.
NED2 Entity disambiguation (via description) batch_69fd019ffff881908a9e62df81058b17 completed May 7, 2026, 9:18 p.m.
Created at: April 9, 2026, 10:22 p.m.