Triple

T12095095
Position Surface form Disambiguated ID Type / Status
Subject North Central Province, Sri Lanka E288050 entity
Predicate containsReservoir P13043 FINISHED
Object Nachchaduwa Wewa
Nachchaduwa Wewa is an ancient irrigation reservoir in Sri Lanka’s North Central Province, historically used to support agriculture and water management in the region.
E962564 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: Nachchaduwa Wewa | Statement: [North Central Province, Sri Lanka, containsReservoir, Nachchaduwa Wewa]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nachchaduwa Wewa
Context triple: [North Central Province, Sri Lanka, containsReservoir, Nachchaduwa Wewa]
  • A. Wellawatte
    Wellawatte is a densely populated coastal suburb of Colombo, Sri Lanka, known for its vibrant commercial activity and ethnically diverse community.
  • B. Wadala
    Wadala is a neighborhood in central Mumbai, India, known as a major residential and transport hub.
  • C. Sowari
    Sowari is a town that serves as the administrative center of Buner District in Pakistan's Khyber Pakhtunkhwa province.
  • D. Ratwatte
    Ratwatte is a prominent Sri Lankan Kandyan aristocratic family historically influential in the island’s politics and society.
  • E. Bhilala
    The Bhilala are an indigenous Adivasi community of central India, primarily found in western Madhya Pradesh and known for their distinct cultural traditions and art.
  • 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: Nachchaduwa Wewa
Triple: [North Central Province, Sri Lanka, containsReservoir, Nachchaduwa Wewa]
Generated description
Nachchaduwa Wewa is an ancient irrigation reservoir in Sri Lanka’s North Central Province, historically used to support agriculture and water management in the region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nachchaduwa Wewa
Target entity description: Nachchaduwa Wewa is an ancient irrigation reservoir in Sri Lanka’s North Central Province, historically used to support agriculture and water management in the region.
  • A. Wellawatte
    Wellawatte is a densely populated coastal suburb of Colombo, Sri Lanka, known for its vibrant commercial activity and ethnically diverse community.
  • B. Wadala
    Wadala is a neighborhood in central Mumbai, India, known as a major residential and transport hub.
  • C. Sowari
    Sowari is a town that serves as the administrative center of Buner District in Pakistan's Khyber Pakhtunkhwa province.
  • D. Ratwatte
    Ratwatte is a prominent Sri Lankan Kandyan aristocratic family historically influential in the island’s politics and society.
  • E. Bhilala
    The Bhilala are an indigenous Adivasi community of central India, primarily found in western Madhya Pradesh and known for their distinct cultural traditions and art.
  • 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_69d6ab4964708190850585628b287b0c completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d91550ce508190babf5755e1553734 completed April 10, 2026, 3:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69f5f66edf7881908f29b5b40b9d020f completed May 2, 2026, 1:04 p.m.
NEDg Description generation batch_69f5fd79da748190b3f0dd7d7a46314d completed May 2, 2026, 1:34 p.m.
NED2 Entity disambiguation (via description) batch_69f5feeeeb2081908191b1c2d1c2fbfd completed May 2, 2026, 1:41 p.m.
Created at: April 8, 2026, 9:48 p.m.