Triple

T940184
Position Surface form Disambiguated ID Type / Status
Subject Rímac River E20286 entity
Predicate isMainRiverOf P15504 FINISHED
Object Lima metropolitan water system
The Lima metropolitan water system is the network of infrastructure and services that supplies, treats, and distributes water to the Lima urban area, relying primarily on surface flows from the Andean watershed.
 E20286 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: Lima metropolitan water system | Statement: [Rímac River, isMainRiverOf, Lima metropolitan water system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lima metropolitan water system
Context triple: [Rímac River, isMainRiverOf, Lima metropolitan water system]
  • A. Miraflores
    Miraflores is an upscale coastal district of Lima, Peru, known for its shopping, dining, nightlife, and cliffside views over the Pacific Ocean.
  • B. Rímac River
    The Rímac River is a major waterway in central Peru that flows from the Andes through the city of Lima to the Pacific Ocean, serving as a crucial source of water for the capital region.
  • C. Cercado de Lima
    Cercado de Lima is the historic central district of Lima, Peru, encompassing the city’s colonial core, main government buildings, and numerous cultural landmarks.
  • D. Callao
    Callao is Peru’s chief seaport and a major coastal city adjacent to Lima, serving as the country’s principal gateway for maritime trade.
  • E. Ñuñoa
    Ñuñoa is a commune in Santiago, Chile, known for its residential neighborhoods, cultural venues, and growing commercial and nightlife areas.
  • 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: Lima metropolitan water system
Triple: [Rímac River, isMainRiverOf, Lima metropolitan water system]
Generated description
The Lima metropolitan water system is the network of infrastructure and services that supplies, treats, and distributes water to the Lima urban area, relying primarily on surface flows from the Andean watershed.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lima metropolitan water system
Target entity description: The Lima metropolitan water system is the network of infrastructure and services that supplies, treats, and distributes water to the Lima urban area, relying primarily on surface flows from the Andean watershed.
  • A. Miraflores
    Miraflores is an upscale coastal district of Lima, Peru, known for its shopping, dining, nightlife, and cliffside views over the Pacific Ocean.
  • B. Rímac River chosen
    The Rímac River is a major waterway in central Peru that flows from the Andes through the city of Lima to the Pacific Ocean, serving as a crucial source of water for the capital region.
  • C. Cercado de Lima
    Cercado de Lima is the historic central district of Lima, Peru, encompassing the city’s colonial core, main government buildings, and numerous cultural landmarks.
  • D. Callao
    Callao is Peru’s chief seaport and a major coastal city adjacent to Lima, serving as the country’s principal gateway for maritime trade.
  • E. Ñuñoa
    Ñuñoa is a commune in Santiago, Chile, known for its residential neighborhoods, cultural venues, and growing commercial and nightlife areas.
  • 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_69a493b0270c81909e6c9ce310f6aa55 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b74fc204819083dbed5c19c4bc15 completed March 1, 2026, 10:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69a826e30c448190acc1457a63d27a4a completed March 4, 2026, 12:34 p.m.
NEDg Description generation batch_69a8343e16908190af102cfce025c31f completed March 4, 2026, 1:31 p.m.
NED2 Entity disambiguation (via description) batch_69a834f3a9288190a8cd28165379cec6 completed March 4, 2026, 1:34 p.m.
Created at: March 1, 2026, 7:40 p.m.