Triple

T21175923
Position Surface form Disambiguated ID Type / Status
Subject Rur Reservoir E521810 entity
Predicate alsoKnownAs P39 FINISHED
Object Rurtalsperre
Rurtalsperre is a large artificial lake and dam complex on the Rur River in western Germany, known for water management, hydroelectric power, and recreational activities.
 E1470712 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: Rurtalsperre | Statement: [Rur Reservoir, alsoKnownAs, Rurtalsperre]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Rurtalsperre
Context triple: [Rur Reservoir, alsoKnownAs, Rurtalsperre]
  • A. 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.
  • B. Bruchertalsperre
    Bruchertalsperre is a reservoir in Germany’s Bergisches Land region, used primarily for water supply, flood control, and recreation.
  • C. Wahnbachtalsperre
    Wahnbachtalsperre is a major drinking water reservoir and dam in North Rhine-Westphalia, Germany, supplying water to the surrounding region.
  • 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. Bever-Talsperre
    Bever-Talsperre is a reservoir in North Rhine-Westphalia, Germany, used primarily for water supply, flood control, and recreation within the Wupper river system.
  • 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: Rurtalsperre
Triple: [Rur Reservoir, alsoKnownAs, Rurtalsperre]
Generated description
Rurtalsperre is a large artificial lake and dam complex on the Rur River in western Germany, known for water management, hydroelectric power, and recreational activities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Rurtalsperre
Target entity description: Rurtalsperre is a large artificial lake and dam complex on the Rur River in western Germany, known for water management, hydroelectric power, and recreational activities.
  • A. 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.
  • B. Bruchertalsperre
    Bruchertalsperre is a reservoir in Germany’s Bergisches Land region, used primarily for water supply, flood control, and recreation.
  • C. Wahnbachtalsperre
    Wahnbachtalsperre is a major drinking water reservoir and dam in North Rhine-Westphalia, Germany, supplying water to the surrounding region.
  • 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. Bever-Talsperre
    Bever-Talsperre is a reservoir in North Rhine-Westphalia, Germany, used primarily for water supply, flood control, and recreation within the Wupper river system.
  • 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_69e0b50e30748190b186824a206d39b9 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e730197cfc8190bde13453b761886b completed April 21, 2026, 8:06 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09757772b88190b7eab700ab116596 completed May 17, 2026, 7:59 a.m.
NEDg Description generation batch_6a09775849588190a7d28b0bb6912a01 completed May 17, 2026, 8:07 a.m.
NED2 Entity disambiguation (via description) batch_6a097878a6248190a3573b84aaa29827 completed May 17, 2026, 8:12 a.m.
Created at: April 16, 2026, 3 p.m.