Triple

T15861220
Position Surface form Disambiguated ID Type / Status
Subject Lake Chivero Recreational Park E384589 entity
Predicate isLocatedOn P18608 FINISHED
Object Lake Chivero reservoir
Lake Chivero reservoir is a major man-made lake near Harare, Zimbabwe, serving as a key water supply source and popular site for recreation and wildlife viewing.
E1185777 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: Lake Chivero reservoir | Statement: [Lake Chivero Recreational Park, isLocatedOn, Lake Chivero reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Chivero reservoir
Context triple: [Lake Chivero Recreational Park, isLocatedOn, Lake Chivero reservoir]
  • A. Yesa Reservoir
    Yesa Reservoir is a large artificial lake on the Aragón River in northern Spain, known for water supply, irrigation, and hydroelectric power within the Ebro basin.
  • B. Canistear Reservoir
    Canistear Reservoir is a man-made lake in northern New Jersey that serves as a water supply and recreational area within the township of West Milford.
  • C. Bayano Reservoir
    Bayano Reservoir is a large artificial lake in eastern Panama created by damming the Bayano River, primarily used for hydroelectric power generation and water management.
  • D. Betania Reservoir
    Betania Reservoir is an artificial lake in Colombia formed by the Betania Dam, primarily used for hydroelectric power generation, irrigation, and aquaculture.
  • E. Itá Reservoir
    Itá Reservoir is an artificial lake in southern Brazil formed by the Itá Dam on the Uruguay River, used primarily for hydroelectric power generation and regional water management.
  • 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: Lake Chivero reservoir
Triple: [Lake Chivero Recreational Park, isLocatedOn, Lake Chivero reservoir]
Generated description
Lake Chivero reservoir is a major man-made lake near Harare, Zimbabwe, serving as a key water supply source and popular site for recreation and wildlife viewing.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Chivero reservoir
Target entity description: Lake Chivero reservoir is a major man-made lake near Harare, Zimbabwe, serving as a key water supply source and popular site for recreation and wildlife viewing.
  • A. Yesa Reservoir
    Yesa Reservoir is a large artificial lake on the Aragón River in northern Spain, known for water supply, irrigation, and hydroelectric power within the Ebro basin.
  • B. Canistear Reservoir
    Canistear Reservoir is a man-made lake in northern New Jersey that serves as a water supply and recreational area within the township of West Milford.
  • C. Bayano Reservoir
    Bayano Reservoir is a large artificial lake in eastern Panama created by damming the Bayano River, primarily used for hydroelectric power generation and water management.
  • D. Betania Reservoir
    Betania Reservoir is an artificial lake in Colombia formed by the Betania Dam, primarily used for hydroelectric power generation, irrigation, and aquaculture.
  • E. Itá Reservoir
    Itá Reservoir is an artificial lake in southern Brazil formed by the Itá Dam on the Uruguay River, used primarily for hydroelectric power generation and regional water management.
  • 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_69d86da422088190aac39e32e6c68429 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e1555b952481909246f5ebf53df2a9 completed April 16, 2026, 9:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffbe69332c81909aa57e64de163cbe completed May 9, 2026, 11:08 p.m.
NEDg Description generation batch_69ffbf3e80b08190899262a9d03c0e93 completed May 9, 2026, 11:11 p.m.
NED2 Entity disambiguation (via description) batch_69ffbfc0d1548190b7d2e9e10e837f0b completed May 9, 2026, 11:14 p.m.
Created at: April 10, 2026, 4:50 a.m.