Triple

T5887607
Position Surface form Disambiguated ID Type / Status
Subject Mahaweli River E130902 entity
Predicate hasDam P8736 FINISHED
Object Rantembe Dam
Rantembe Dam is a hydroelectric and irrigation dam in Sri Lanka that forms part of the Mahaweli River development scheme.
 E557348 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: Rantembe Dam | Statement: [Mahaweli River, hasDam, Rantembe Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Rantembe Dam
Context triple: [Mahaweli River, hasDam, Rantembe Dam]
  • A. Binga Dam
    Binga Dam is a major hydroelectric dam in the Philippines that harnesses the flow of the Agno River for power generation and water management.
  • B. Bariri Dam
    Bariri Dam is a hydroelectric and river regulation structure located on Brazil’s Tietê River, contributing to regional power generation and water management.
  • C. Wyangala Dam
    Wyangala Dam is a major water storage and flood mitigation reservoir in New South Wales, Australia, serving irrigation, water supply, and recreational purposes.
  • D. Betania Dam
    Betania Dam is a major hydroelectric dam and reservoir in Colombia, known for generating power and supporting irrigation and aquaculture in the Huila region.
  • E. Chivero Dam
    Chivero Dam is a major reservoir in Zimbabwe that supplies water to Harare and supports recreation, fishing, and wildlife in the surrounding Lake Chivero Recreational Park.
  • 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: Rantembe Dam
Triple: [Mahaweli River, hasDam, Rantembe Dam]
Generated description
Rantembe Dam is a hydroelectric and irrigation dam in Sri Lanka that forms part of the Mahaweli River development scheme.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Rantembe Dam
Target entity description: Rantembe Dam is a hydroelectric and irrigation dam in Sri Lanka that forms part of the Mahaweli River development scheme.
  • A. Binga Dam
    Binga Dam is a major hydroelectric dam in the Philippines that harnesses the flow of the Agno River for power generation and water management.
  • B. Bariri Dam
    Bariri Dam is a hydroelectric and river regulation structure located on Brazil’s Tietê River, contributing to regional power generation and water management.
  • C. Wyangala Dam
    Wyangala Dam is a major water storage and flood mitigation reservoir in New South Wales, Australia, serving irrigation, water supply, and recreational purposes.
  • D. Betania Dam
    Betania Dam is a major hydroelectric dam and reservoir in Colombia, known for generating power and supporting irrigation and aquaculture in the Huila region.
  • E. Chivero Dam
    Chivero Dam is a major reservoir in Zimbabwe that supplies water to Harare and supports recreation, fishing, and wildlife in the surrounding Lake Chivero Recreational Park.
  • 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_69c0085628dc8190b334c1b44c067efc completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c036af6330819081d9fa98a8c26633 completed March 22, 2026, 6:36 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0bff9ecdc819098823b003cec66a2 completed March 23, 2026, 4:22 a.m.
NEDg Description generation batch_69c0c4ca7bf881908935b981ebf9ba94 completed March 23, 2026, 4:42 a.m.
NED2 Entity disambiguation (via description) batch_69c0c529138081908211388c1d002650 completed March 23, 2026, 4:44 a.m.
Created at: March 22, 2026, 3:57 p.m.