Triple

T16110020
Position Surface form Disambiguated ID Type / Status
Subject Hamilton Canal E390847 entity
Predicate connectsTo P845 FINISHED
Object Kelani River canal system
The Kelani River canal system is a network of man-made waterways in western Sri Lanka that channels water from the Kelani River for transport, irrigation, and drainage, integrating with other canals such as the Hamilton Canal.
E1194887 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 canal system | Statement: [Hamilton Canal, connectsTo, Kelani River canal system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kelani River canal system
Context triple: [Hamilton Canal, connectsTo, Kelani River canal system]
  • A. Pukaki Canal
    Pukaki Canal is a man-made waterway in New Zealand’s South Island that forms part of the hydroelectric canal system linking glacial lakes in the Mackenzie Basin.
  • B. Gang Canal
    Gang Canal is a major irrigation waterway in Rajasthan, India, that plays a crucial role in supplying water to the agricultural lands of Ganganagar district.
  • C. Surplus Canal
    Surplus Canal is a man-made waterway in Utah designed to divert excess flow from the Jordan River for flood control and irrigation.
  • D. Kinda Canal
    Kinda Canal is a historic Swedish waterway in Östergötland that connects a series of lakes and rivers, serving both recreational boating and tourism.
  • E. Shannon River headrace canal
    The Shannon River headrace canal is an engineered waterway in Ireland that diverts flow from the River Shannon to supply the Ardnacrusha hydroelectric power station.
  • 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 canal system
Triple: [Hamilton Canal, connectsTo, Kelani River canal system]
Generated description
The Kelani River canal system is a network of man-made waterways in western Sri Lanka that channels water from the Kelani River for transport, irrigation, and drainage, integrating with other canals such as the Hamilton Canal.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kelani River canal system
Target entity description: The Kelani River canal system is a network of man-made waterways in western Sri Lanka that channels water from the Kelani River for transport, irrigation, and drainage, integrating with other canals such as the Hamilton Canal.
  • A. Pukaki Canal
    Pukaki Canal is a man-made waterway in New Zealand’s South Island that forms part of the hydroelectric canal system linking glacial lakes in the Mackenzie Basin.
  • B. Gang Canal
    Gang Canal is a major irrigation waterway in Rajasthan, India, that plays a crucial role in supplying water to the agricultural lands of Ganganagar district.
  • C. Surplus Canal
    Surplus Canal is a man-made waterway in Utah designed to divert excess flow from the Jordan River for flood control and irrigation.
  • D. Kinda Canal
    Kinda Canal is a historic Swedish waterway in Östergötland that connects a series of lakes and rivers, serving both recreational boating and tourism.
  • E. Shannon River headrace canal
    The Shannon River headrace canal is an engineered waterway in Ireland that diverts flow from the River Shannon to supply the Ardnacrusha hydroelectric power station.
  • 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_69d87f1a8dd881909f1de6ef78849874 completed April 10, 2026, 4:39 a.m.
NER Named-entity recognition batch_69e2016665c0819081aa7a44b1d08183 completed April 17, 2026, 9:46 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffeba674788190a589104cf90f28d5 completed May 10, 2026, 2:21 a.m.
NEDg Description generation batch_69ffed6638788190a94b87c849dcfbc7 completed May 10, 2026, 2:28 a.m.
NED2 Entity disambiguation (via description) batch_69ffee1cb2f88190b489160245a9828a completed May 10, 2026, 2:31 a.m.
Created at: April 10, 2026, 5 a.m.