Triple

T19924039
Position Surface form Disambiguated ID Type / Status
Subject Durance-Verdon hydroelectric system E478876 entity
Predicate notableReservoir P13043 FINISHED
Object Castillon Reservoir
Castillon Reservoir is an artificial lake in southeastern France, created by damming the Verdon River and used primarily for hydroelectric power generation and water management.
E1402184 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: Castillon Reservoir | Statement: [Durance-Verdon hydroelectric system, notableReservoir, Castillon Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Castillon Reservoir
Context triple: [Durance-Verdon hydroelectric system, notableReservoir, Castillon Reservoir]
  • A. Rosana Reservoir
    Rosana Reservoir is a large artificial lake in Brazil formed by a hydroelectric dam on the Paranapanema River, used primarily for power generation, water regulation, and regional recreation.
  • B. Gibraltar Reservoir
    Gibraltar Reservoir is a man-made lake in Santa Barbara County, California, that serves as a key water storage and supply facility on the Santa Ynez River.
  • C. Anglezarke Reservoir
    Anglezarke Reservoir is a large man-made lake in Lancashire, England, forming part of the Rivington chain of reservoirs that supply water and provide scenic walking and outdoor recreation areas.
  • D. Bonaly Reservoir
    Bonaly Reservoir is a man-made upland water body in the Pentland Hills near Edinburgh, popular for walking, wildlife, and scenic views.
  • E. Priest Reservoir
    Priest Reservoir is a key water storage facility in California that supports the Hetch Hetchy regional water and hydroelectric power system serving the San Francisco Bay Area.
  • 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: Castillon Reservoir
Triple: [Durance-Verdon hydroelectric system, notableReservoir, Castillon Reservoir]
Generated description
Castillon Reservoir is an artificial lake in southeastern France, created by damming the Verdon River and used primarily for hydroelectric power generation and water management.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Castillon Reservoir
Target entity description: Castillon Reservoir is an artificial lake in southeastern France, created by damming the Verdon River and used primarily for hydroelectric power generation and water management.
  • A. Rosana Reservoir
    Rosana Reservoir is a large artificial lake in Brazil formed by a hydroelectric dam on the Paranapanema River, used primarily for power generation, water regulation, and regional recreation.
  • B. Gibraltar Reservoir
    Gibraltar Reservoir is a man-made lake in Santa Barbara County, California, that serves as a key water storage and supply facility on the Santa Ynez River.
  • C. Anglezarke Reservoir
    Anglezarke Reservoir is a large man-made lake in Lancashire, England, forming part of the Rivington chain of reservoirs that supply water and provide scenic walking and outdoor recreation areas.
  • D. Bonaly Reservoir
    Bonaly Reservoir is a man-made upland water body in the Pentland Hills near Edinburgh, popular for walking, wildlife, and scenic views.
  • E. Priest Reservoir
    Priest Reservoir is a key water storage facility in California that supports the Hetch Hetchy regional water and hydroelectric power system serving the San Francisco Bay Area.
  • 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_69d8e521855c8190b41871700afc8d6a completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e659c88c548190b9b9eccbdd07d977 completed April 20, 2026, 4:52 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07ea56ae608190815a66c89dadcb9e completed May 16, 2026, 3:53 a.m.
NEDg Description generation batch_6a07f2bc1474819092902f88b3309e0d completed May 16, 2026, 4:29 a.m.
NED2 Entity disambiguation (via description) batch_6a07f376f5388190989a0460528945df completed May 16, 2026, 4:32 a.m.
Created at: April 10, 2026, 1:53 p.m.