Triple

T7449947
Position Surface form Disambiguated ID Type / Status
Subject Rosedale Lock E171981 entity
Predicate isPartOf P10 FINISHED
Object Trent–Severn canal system E30926 NE FINISHED

How this triple was built (2 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: Trent–Severn canal system | Statement: [Rosedale Lock, isPartOf, Trent–Severn canal system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Trent–Severn canal system
Context triple: [Rosedale Lock, isPartOf, Trent–Severn canal system]
  • A. Trent–Severn Waterway chosen
    The Trent–Severn Waterway is a historic Canadian canal system in Ontario that links Lake Ontario to Georgian Bay through a chain of rivers, lakes, and locks, and is now a popular recreational boating route.
  • B. Rideau Canal
    The Rideau Canal is a historic waterway in Ontario and Quebec, Canada, renowned as a UNESCO World Heritage Site and one of the oldest continuously operated canals in North America.
  • C. Welland Canal
    The Welland Canal is a key Canadian shipping canal that allows vessels to bypass Niagara Falls by connecting Lake Erie with Lake Ontario as part of the St. Lawrence Seaway.
  • D. Trent–Severn Waterway Lock 33
    Trent–Severn Waterway Lock 33 is one of the navigational locks on Ontario’s historic Trent–Severn Waterway, facilitating boat passage and water level management along the Trent River.
  • E. Trent–Severn Waterway Lock 35
    Trent–Severn Waterway Lock 35 is one of the numbered canal locks on Canada’s historic Trent–Severn Waterway, facilitating navigation and water level changes along the Trent River.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c68a66554c8190add75c65942c0317 completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f38af3fc8190bc5c57ca89d976bc completed March 27, 2026, 9:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8b4e3181481909eec1a09ae295923 completed March 29, 2026, 5:13 a.m.
Created at: March 27, 2026, 3:14 p.m.