Triple

T20209218
Position Surface form Disambiguated ID Type / Status
Subject Malpaso Dam E493441 entity
Predicate formsReservoir P11309 FINISHED
Object Malpaso Reservoir — NE NERFINISHED

How this triple was built (3 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: Malpaso Reservoir | Statement: [Malpaso Dam, formsReservoir, Malpaso Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Malpaso Reservoir
Context triple: [Malpaso Dam, formsReservoir, Malpaso Reservoir]
  • A. La Paloma Reservoir
    La Paloma Reservoir is a major artificial lake in Chile’s Coquimbo Region, known for supporting irrigation and water supply in the Monte Patria area.
  • B. Contreras Reservoir
    Contreras Reservoir is a major artificial lake in Spain used for water storage, hydroelectric power generation, and flood control along the Júcar River basin.
  • C. Cornalvo Reservoir
    Cornalvo Reservoir is an ancient Roman-built dam and water reservoir in Extremadura, Spain, renowned for its historical engineering and role in supplying water to the city of Mérida.
  • D. Los Barreales Reservoir
    Los Barreales Reservoir is an artificial lake in Argentina’s Neuquén Province, created on the Neuquén River and known for hydroelectric use, water regulation, and nearby paleontological sites.
  • E. Martinez Reservoir
    Martinez Reservoir is a man-made water storage facility in Contra Costa County, California, used for municipal and irrigation supply as part of the region’s canal and water management system.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Malpaso Reservoir
Target entity description: Malpaso Reservoir is a large artificial lake in Chiapas, Mexico, created for hydroelectric power generation and water management.
  • A. La Paloma Reservoir
    La Paloma Reservoir is a major artificial lake in Chile’s Coquimbo Region, known for supporting irrigation and water supply in the Monte Patria area.
  • B. Contreras Reservoir
    Contreras Reservoir is a major artificial lake in Spain used for water storage, hydroelectric power generation, and flood control along the Júcar River basin.
  • C. Cornalvo Reservoir
    Cornalvo Reservoir is an ancient Roman-built dam and water reservoir in Extremadura, Spain, renowned for its historical engineering and role in supplying water to the city of Mérida.
  • D. Los Barreales Reservoir
    Los Barreales Reservoir is an artificial lake in Argentina’s Neuquén Province, created on the Neuquén River and known for hydroelectric use, water regulation, and nearby paleontological sites.
  • E. Martinez Reservoir
    Martinez Reservoir is a man-made water storage facility in Contra Costa County, California, used for municipal and irrigation supply as part of the region’s canal and water management system.
  • F. None of above. chosen

Provenance (2 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_69da6269614c8190bb40475d9d477358 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e66d94999c8190b67051cb0acea213 completed April 20, 2026, 6:16 p.m.
Created at: April 11, 2026, 11:38 p.m.