Triple

T22408591
Position Surface form Disambiguated ID Type / Status
Subject Mattakkuliya E553939 entity
Predicate locatedNear P294 FINISHED
Object Kelani River mouth
The Kelani River mouth is the coastal point near Colombo, Sri Lanka, where the Kelani River flows into the Indian Ocean.
 E1535486 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: Kelani River mouth | Statement: [Mattakkuliya, locatedNear, Kelani River mouth]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kelani River mouth
Context triple: [Mattakkuliya, locatedNear, Kelani River mouth]
  • A. Shannon River mouth
    The Shannon River mouth is the coastal outlet where Western Australia’s Shannon River meets the Southern Ocean within D’Entrecasteaux National Park.
  • B. Tamaki River mouth
    The Tamaki River mouth is the coastal area in Auckland, New Zealand, where the Tamaki River opens into the Hauraki Gulf near Motukorea (Browns Island).
  • C. Onkaparinga River mouth
    The Onkaparinga River mouth is the coastal outlet where South Australia's Onkaparinga River flows into the Gulf St Vincent, forming a notable natural feature and recreational area near Port Noarlunga.
  • D. Donnelly River mouth
    Donnelly River mouth is the coastal outlet where Western Australia’s Donnelly River flows into the Southern Ocean within D’Entrecasteaux National Park.
  • E. Waipū River mouth
    Waipū River mouth is the coastal outlet where the Waipū River meets the sea on the eastern coast of New Zealand’s North Island.
  • 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: Kelani River mouth
Triple: [Mattakkuliya, locatedNear, Kelani River mouth]
Generated description
The Kelani River mouth is the coastal point near Colombo, Sri Lanka, where the Kelani River flows into the Indian Ocean.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kelani River mouth
Target entity description: The Kelani River mouth is the coastal point near Colombo, Sri Lanka, where the Kelani River flows into the Indian Ocean.
  • A. Shannon River mouth
    The Shannon River mouth is the coastal outlet where Western Australia’s Shannon River meets the Southern Ocean within D’Entrecasteaux National Park.
  • B. Tamaki River mouth
    The Tamaki River mouth is the coastal area in Auckland, New Zealand, where the Tamaki River opens into the Hauraki Gulf near Motukorea (Browns Island).
  • C. Onkaparinga River mouth
    The Onkaparinga River mouth is the coastal outlet where South Australia's Onkaparinga River flows into the Gulf St Vincent, forming a notable natural feature and recreational area near Port Noarlunga.
  • D. Donnelly River mouth
    Donnelly River mouth is the coastal outlet where Western Australia’s Donnelly River flows into the Southern Ocean within D’Entrecasteaux National Park.
  • E. Waipū River mouth
    Waipū River mouth is the coastal outlet where the Waipū River meets the sea on the eastern coast of New Zealand’s North Island.
  • 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_69e11e4e6ce8819085a1e06d886bf21c completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f158badc008190a3f5afb520a25e5f completed April 29, 2026, 1:02 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0af0e2a0208190b0629e6b2ded7248 completed May 18, 2026, 10:58 a.m.
NEDg Description generation batch_6a0af1e319848190bd12804239ba4d89 completed May 18, 2026, 11:02 a.m.
NED2 Entity disambiguation (via description) batch_6a0af29431648190a506d5e1a4fc9ce7 completed May 18, 2026, 11:05 a.m.
Created at: April 16, 2026, 8:46 p.m.