Triple

T9257997
Position Surface form Disambiguated ID Type / Status
Subject Guadiana Basin E222493 entity
Predicate hasReservoir P1025 FINISHED
Object Montijo Reservoir
Montijo Reservoir is an artificial lake and water storage facility located within Spain’s Guadiana River basin, used primarily for irrigation, water supply, and regional water management.
E791007 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: Montijo Reservoir | Statement: [Guadiana Basin, hasReservoir, Montijo Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Montijo Reservoir
Context triple: [Guadiana Basin, hasReservoir, Montijo Reservoir]
  • A. Burguillo Reservoir
    Burguillo Reservoir is a major artificial lake and dam in central Spain, known for regulating water from the Alberche River and serving as a popular site for recreation and hydroelectric power.
  • B. Pilarcitos Reservoir
    Pilarcitos Reservoir is a key drinking water storage reservoir on the San Francisco Peninsula that helps supply water to the San Francisco Bay Area.
  • C. Carraízo reservoir
    Carraízo Reservoir is a major water storage lake in Puerto Rico that serves as a key source of drinking water and flood control for the San Juan metropolitan area.
  • D. Castelo de Bode Reservoir
    Castelo de Bode Reservoir is a large artificial lake in central Portugal, known for hydroelectric power generation, water supply, and recreational activities such as boating and swimming.
  • E. Cabril Reservoir
    Cabril Reservoir is a major artificial lake in central Portugal, created by a dam on the Zêzere River and used for hydroelectric power generation, water storage, and recreation.
  • 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: Montijo Reservoir
Triple: [Guadiana Basin, hasReservoir, Montijo Reservoir]
Generated description
Montijo Reservoir is an artificial lake and water storage facility located within Spain’s Guadiana River basin, used primarily for irrigation, water supply, and regional water management.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Montijo Reservoir
Target entity description: Montijo Reservoir is an artificial lake and water storage facility located within Spain’s Guadiana River basin, used primarily for irrigation, water supply, and regional water management.
  • A. Burguillo Reservoir
    Burguillo Reservoir is a major artificial lake and dam in central Spain, known for regulating water from the Alberche River and serving as a popular site for recreation and hydroelectric power.
  • B. Pilarcitos Reservoir
    Pilarcitos Reservoir is a key drinking water storage reservoir on the San Francisco Peninsula that helps supply water to the San Francisco Bay Area.
  • C. Carraízo reservoir
    Carraízo Reservoir is a major water storage lake in Puerto Rico that serves as a key source of drinking water and flood control for the San Juan metropolitan area.
  • D. Castelo de Bode Reservoir
    Castelo de Bode Reservoir is a large artificial lake in central Portugal, known for hydroelectric power generation, water supply, and recreational activities such as boating and swimming.
  • E. Cabril Reservoir
    Cabril Reservoir is a major artificial lake in central Portugal, created by a dam on the Zêzere River and used for hydroelectric power generation, water storage, and recreation.
  • 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_69ca841e4cd481908e738c74e958eaea completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd06b660448190b6bc04beff0f5512 completed April 1, 2026, 11:51 a.m.
NED1 Entity disambiguation (via context triple) batch_69d0c736ccd8819081d2c5a6be11ac36 completed April 4, 2026, 8:09 a.m.
NEDg Description generation batch_69d0c850d65c8190b2bf5da194466dd7 completed April 4, 2026, 8:14 a.m.
NED2 Entity disambiguation (via description) batch_69d0ca3b77e081908fdcc1aafaf2344a completed April 4, 2026, 8:22 a.m.
Created at: March 30, 2026, 7:32 p.m.