Triple

T6248608
Position Surface form Disambiguated ID Type / Status
Subject Trent River E139985 entity
Predicate hasLock P2431 FINISHED
Object 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.
 E611270 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: Trent–Severn Waterway Lock 35 | Statement: [Trent River, hasLock, Trent–Severn Waterway Lock 35]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Trent–Severn Waterway Lock 35
Context triple: [Trent River, hasLock, Trent–Severn Waterway Lock 35]
  • A. Trent–Severn Waterway Lock 34
    Trent–Severn Waterway Lock 34 is one of the numbered canal locks on Canada’s historic Trent–Severn Waterway, facilitating navigation and water level changes along the Trent River.
  • B. 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.
  • C. Smiths Falls Locks
    Smiths Falls Locks are a historic set of canal locks in Smiths Falls, Ontario, that form a key part of the Rideau Canal’s navigation and heritage infrastructure.
  • D. Trent–Severn Waterway
    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.
  • E. Bobcaygeon Lock
    Bobcaygeon Lock is a historic canal lock in Bobcaygeon, Ontario, that facilitates boat navigation and water level control along Canada’s Trent–Severn Waterway.
  • 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: Trent–Severn Waterway Lock 35
Triple: [Trent River, hasLock, Trent–Severn Waterway Lock 35]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Trent–Severn Waterway Lock 35
Target entity description: 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.
  • A. Trent–Severn Waterway Lock 34
    Trent–Severn Waterway Lock 34 is one of the numbered canal locks on Canada’s historic Trent–Severn Waterway, facilitating navigation and water level changes along the Trent River.
  • B. 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.
  • C. Smiths Falls Locks
    Smiths Falls Locks are a historic set of canal locks in Smiths Falls, Ontario, that form a key part of the Rideau Canal’s navigation and heritage infrastructure.
  • D. Trent–Severn Waterway
    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.
  • E. Bobcaygeon Lock
    Bobcaygeon Lock is a historic canal lock in Bobcaygeon, Ontario, that facilitates boat navigation and water level control along Canada’s Trent–Severn Waterway.
  • 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_69c008b4858c819095b0199114a9a87b completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c0633a9a048190856d5247d3b28a2e completed March 22, 2026, 9:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6f77b22f08190b756a7cd8159b961 completed March 27, 2026, 9:32 p.m.
NEDg Description generation batch_69c6f8453af88190b237c249bfbb4f8c completed March 27, 2026, 9:36 p.m.
NED2 Entity disambiguation (via description) batch_69c6f8d5630c8190913e8572a70b82c1 completed March 27, 2026, 9:38 p.m.
Created at: March 22, 2026, 4:24 p.m.