Triple

T5887626
Position Surface form Disambiguated ID Type / Status
Subject Mahaweli River E130902 entity
Predicate hasTributary P415 FINISHED
Object Ulhitiya Oya
Ulhitiya Oya is a river in Sri Lanka that forms part of the Mahaweli River basin and contributes to regional irrigation and water management.
 E554237 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: Ulhitiya Oya | Statement: [Mahaweli River, hasTributary, Ulhitiya Oya]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ulhitiya Oya
Context triple: [Mahaweli River, hasTributary, Ulhitiya Oya]
  • A. Olosega
    Olosega is a small volcanic island in the Manuʻa group of American Samoa, known for its dramatic cliffs, lush vegetation, and connection by bridge to the neighboring island of Ofu.
  • B. Ululayu
    Ululayu is another name for Shalmaneser V, an Assyrian king of the 8th century BCE known for his campaigns in the Levant and the siege of Samaria.
  • C. Ovilava
    Ovilava was a major Roman-era city in the province of Noricum, located at the site of modern Wels in present-day Austria.
  • D. Oyoko
    Oyoko is one of the principal matrilineal clans of the Akan people of Ghana, historically associated with leadership and royal lineages.
  • E. Uda
    Uda is a city located in Nara Prefecture, Japan, known for its historical sites and natural scenery.
  • 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: Ulhitiya Oya
Triple: [Mahaweli River, hasTributary, Ulhitiya Oya]
Generated description
Ulhitiya Oya is a river in Sri Lanka that forms part of the Mahaweli River basin and contributes to regional irrigation and water management.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ulhitiya Oya
Target entity description: Ulhitiya Oya is a river in Sri Lanka that forms part of the Mahaweli River basin and contributes to regional irrigation and water management.
  • A. Olosega
    Olosega is a small volcanic island in the Manuʻa group of American Samoa, known for its dramatic cliffs, lush vegetation, and connection by bridge to the neighboring island of Ofu.
  • B. Ululayu
    Ululayu is another name for Shalmaneser V, an Assyrian king of the 8th century BCE known for his campaigns in the Levant and the siege of Samaria.
  • C. Ovilava
    Ovilava was a major Roman-era city in the province of Noricum, located at the site of modern Wels in present-day Austria.
  • D. Oyoko
    Oyoko is one of the principal matrilineal clans of the Akan people of Ghana, historically associated with leadership and royal lineages.
  • E. Uda
    Uda is a city located in Nara Prefecture, Japan, known for its historical sites and natural scenery.
  • 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_69c0b141a93081908ad4a64f9a96dce4 completed March 23, 2026, 3:19 a.m.
NEDg Description generation batch_69c0b22d661c8190a055abd3ca6fa92f completed March 23, 2026, 3:23 a.m.
NED2 Entity disambiguation (via description) batch_69c0b608a10881908c9bca7d09a99b05 completed March 23, 2026, 3:39 a.m.
Created at: March 22, 2026, 3:57 p.m.