Triple

T9916502
Position Surface form Disambiguated ID Type / Status
Subject Thorold E185882 entity
Predicate hasLandmark P105 FINISHED
Object Lock 7 of the Welland Canal
Lock 7 of the Welland Canal is one of the canal’s flight locks near Thorold, Ontario, used to raise and lower ships navigating the elevation change between Lake Ontario and Lake Erie.
E829958 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: Lock 7 of the Welland Canal | Statement: [Thorold, hasLandmark, Lock 7 of the Welland Canal]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lock 7 of the Welland Canal
Context triple: [Thorold, hasLandmark, Lock 7 of the Welland Canal]
  • A. Erie Canal Lock E-7
    Erie Canal Lock E-7 is a navigation lock on the Erie Canal located in Waterford, New York, helping vessels transition between different water levels near the canal’s eastern terminus.
  • B. Erie Canal Lock E-6
    Erie Canal Lock E-6 is a navigation lock on the Erie Canal located in Waterford, New York, that helps vessels transition between different water levels along the canal system.
  • C. Erie Canal Lock E-2
    Erie Canal Lock E-2 is a canal lock on the Erie Canal located in Waterford, New York, serving as part of the eastern entrance series of locks that raise boats from the Hudson River into the canal system.
  • D. Erie Canal Lock 17
    Erie Canal Lock 17 is a historic and still-operational lock on the Erie Canal notable for its high lift and engineering significance near Little Falls, New York.
  • E. Lock 1 of the Trent–Severn Waterway
    Lock 1 of the Trent–Severn Waterway is the first lock on Ontario’s historic Trent–Severn canal system, situated at the entrance to the Murray Canal and serving as a key control point for vessel navigation between Lake Ontario and the inland waterway network.
  • 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: Lock 7 of the Welland Canal
Triple: [Thorold, hasLandmark, Lock 7 of the Welland Canal]
Generated description
Lock 7 of the Welland Canal is one of the canal’s flight locks near Thorold, Ontario, used to raise and lower ships navigating the elevation change between Lake Ontario and Lake Erie.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lock 7 of the Welland Canal
Target entity description: Lock 7 of the Welland Canal is one of the canal’s flight locks near Thorold, Ontario, used to raise and lower ships navigating the elevation change between Lake Ontario and Lake Erie.
  • A. Erie Canal Lock E-7
    Erie Canal Lock E-7 is a navigation lock on the Erie Canal located in Waterford, New York, helping vessels transition between different water levels near the canal’s eastern terminus.
  • B. Erie Canal Lock E-6
    Erie Canal Lock E-6 is a navigation lock on the Erie Canal located in Waterford, New York, that helps vessels transition between different water levels along the canal system.
  • C. Erie Canal Lock E-2
    Erie Canal Lock E-2 is a canal lock on the Erie Canal located in Waterford, New York, serving as part of the eastern entrance series of locks that raise boats from the Hudson River into the canal system.
  • D. Erie Canal Lock 17
    Erie Canal Lock 17 is a historic and still-operational lock on the Erie Canal notable for its high lift and engineering significance near Little Falls, New York.
  • E. Lock 1 of the Trent–Severn Waterway
    Lock 1 of the Trent–Severn Waterway is the first lock on Ontario’s historic Trent–Severn canal system, situated at the entrance to the Murray Canal and serving as a key control point for vessel navigation between Lake Ontario and the inland waterway network.
  • 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_69ca829b45f481909040f7b99a1976ed completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cdb540195881908f25f7dde5c66a75 completed April 2, 2026, 12:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69d20de277e881908e6d09c8cfee92ba completed April 5, 2026, 7:23 a.m.
NEDg Description generation batch_69d211ad04b481909c631ae838aa539d completed April 5, 2026, 7:39 a.m.
NED2 Entity disambiguation (via description) batch_69d21353f62881908afb9546ba7b94b6 completed April 5, 2026, 7:46 a.m.
Created at: March 30, 2026, 8:42 p.m.