Triple

T15980176
Position Surface form Disambiguated ID Type / Status
Subject Henri-Maurice Perrault E387550 entity
Predicate notableWork P4 FINISHED
Object Montreal aqueduct system
The Montreal aqueduct system is the city’s historic water supply and distribution network, engineered in the 19th century to provide clean drinking water and support urban growth.
E1188595 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: Montreal aqueduct system | Statement: [Henri-Maurice Perrault, notableWork, Montreal aqueduct system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Montreal aqueduct system
Context triple: [Henri-Maurice Perrault, notableWork, Montreal aqueduct system]
  • A. Lachine Canal
    The Lachine Canal is a historic industrial waterway in Montreal, Canada, that once bypassed the Lachine Rapids to facilitate shipping and now serves as a popular recreational corridor.
  • B. Pont Chaudière
    Pont Chaudière is a road and pedestrian bridge spanning the Ottawa River between Ottawa, Ontario, and Gatineau, Quebec, near the Chaudière Falls in Canada.
  • C. Desjardins Canal cutting
    Desjardins Canal cutting is a historic man-made waterway section associated with Burlington Heights in Ontario, Canada, created to facilitate navigation and transport in the area.
  • D. 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.
  • E. Sainte-Anne-de-Bellevue Canal
    The Sainte-Anne-de-Bellevue Canal is a historic navigation canal in Quebec, Canada, that connects Lake Saint-Louis and Lake of Two Mountains and forms part of the Saint Lawrence Seaway system.
  • 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: Montreal aqueduct system
Triple: [Henri-Maurice Perrault, notableWork, Montreal aqueduct system]
Generated description
The Montreal aqueduct system is the city’s historic water supply and distribution network, engineered in the 19th century to provide clean drinking water and support urban growth.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Montreal aqueduct system
Target entity description: The Montreal aqueduct system is the city’s historic water supply and distribution network, engineered in the 19th century to provide clean drinking water and support urban growth.
  • A. Lachine Canal
    The Lachine Canal is a historic industrial waterway in Montreal, Canada, that once bypassed the Lachine Rapids to facilitate shipping and now serves as a popular recreational corridor.
  • B. Pont Chaudière
    Pont Chaudière is a road and pedestrian bridge spanning the Ottawa River between Ottawa, Ontario, and Gatineau, Quebec, near the Chaudière Falls in Canada.
  • C. Desjardins Canal cutting
    Desjardins Canal cutting is a historic man-made waterway section associated with Burlington Heights in Ontario, Canada, created to facilitate navigation and transport in the area.
  • D. 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.
  • E. Sainte-Anne-de-Bellevue Canal
    The Sainte-Anne-de-Bellevue Canal is a historic navigation canal in Quebec, Canada, that connects Lake Saint-Louis and Lake of Two Mountains and forms part of the Saint Lawrence Seaway system.
  • 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_69d86da94ccc819083d187f5dc6a123e completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e157542cd88190832e7ae79bd38ffc completed April 16, 2026, 9:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffc3cb0ed48190b35c19f3961f183b completed May 9, 2026, 11:31 p.m.
NEDg Description generation batch_69ffc5f664148190a1f400c28d31cafe completed May 9, 2026, 11:40 p.m.
NED2 Entity disambiguation (via description) batch_69ffc6f9b4f4819092600165241377f6 completed May 9, 2026, 11:44 p.m.
Created at: April 10, 2026, 4:54 a.m.