Triple

T9525621
Position Surface form Disambiguated ID Type / Status
Subject Ruhrverband E229752 entity
Predicate manages P86 FINISHED
Object Bigge Reservoir
Bigge Reservoir is a large artificial lake in North Rhine-Westphalia, Germany, primarily used for water supply, flood control, and recreation.
 E807132 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: Bigge Reservoir | Statement: [Ruhrverband, manages, Bigge Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bigge Reservoir
Context triple: [Ruhrverband, manages, Bigge Reservoir]
  • A. Henne Reservoir
    Henne Reservoir is a man-made lake in North Rhine-Westphalia, Germany, primarily used for water supply, flood control, and recreation.
  • B. E. V. Spence Reservoir
    E. V. Spence Reservoir is a man-made lake in West Texas that serves as a major water supply and recreational resource for the surrounding region.
  • C. Valehouse Reservoir
    Valehouse Reservoir is a man-made water storage lake in the Longdendale valley of Derbyshire, England, forming part of the chain of reservoirs supplying water to the Greater Manchester area.
  • D. Fernilee Reservoir
    Fernilee Reservoir is a scenic man-made lake in the Goyt Valley in Derbyshire, England, popular for walking, wildlife, and outdoor recreation.
  • E. Bonaly Reservoir
    Bonaly Reservoir is a man-made upland water body in the Pentland Hills near Edinburgh, popular for walking, wildlife, and scenic views.
  • 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: Bigge Reservoir
Triple: [Ruhrverband, manages, Bigge Reservoir]
Generated description
Bigge Reservoir is a large artificial lake in North Rhine-Westphalia, Germany, primarily used for water supply, flood control, and recreation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bigge Reservoir
Target entity description: Bigge Reservoir is a large artificial lake in North Rhine-Westphalia, Germany, primarily used for water supply, flood control, and recreation.
  • A. Henne Reservoir chosen
    Henne Reservoir is a man-made lake in North Rhine-Westphalia, Germany, primarily used for water supply, flood control, and recreation.
  • B. E. V. Spence Reservoir
    E. V. Spence Reservoir is a man-made lake in West Texas that serves as a major water supply and recreational resource for the surrounding region.
  • C. Valehouse Reservoir
    Valehouse Reservoir is a man-made water storage lake in the Longdendale valley of Derbyshire, England, forming part of the chain of reservoirs supplying water to the Greater Manchester area.
  • D. Fernilee Reservoir
    Fernilee Reservoir is a scenic man-made lake in the Goyt Valley in Derbyshire, England, popular for walking, wildlife, and outdoor recreation.
  • E. Bonaly Reservoir
    Bonaly Reservoir is a man-made upland water body in the Pentland Hills near Edinburgh, popular for walking, wildlife, and scenic views.
  • F. None of above.

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_69ca847870a881909d8d751a7d29da39 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd989b529c81909ee18dd3d468c816 completed April 1, 2026, 10:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1612f86ac8190a19a2d17b25c08e6 completed April 4, 2026, 7:06 p.m.
NEDg Description generation batch_69d161c432b08190ba848159cc26a00c completed April 4, 2026, 7:08 p.m.
NED2 Entity disambiguation (via description) batch_69d162fc597081909a57f842e41b1ad4 completed April 4, 2026, 7:14 p.m.
Created at: March 30, 2026, 7:59 p.m.