Triple

T17119327

Position	Surface form	Disambiguated ID	Type / Status
Subject	Jacques Cartier Bridge	`E415423`	entity
Predicate	maintainedBy	`P86`	FINISHED
Object	Jacques Cartier and Champlain Bridges Incorporated Jacques Cartier and Champlain Bridges Incorporated is a Canadian federal Crown corporation responsible for the management, operation, and maintenance of major bridges and related infrastructure in the Montreal region.	`E1250958`	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: Jacques Cartier and Champlain Bridges Incorporated | Statement: [Jacques Cartier Bridge, maintainedBy, Jacques Cartier and Champlain Bridges Incorporated]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Jacques Cartier and Champlain Bridges Incorporated
Context triple: [Jacques Cartier Bridge, maintainedBy, Jacques Cartier and Champlain Bridges Incorporated]

A. St. Lawrence Bridge Company
St. Lawrence Bridge Company was a Canadian engineering and construction firm known for its role in designing and building major steel railway bridges in Quebec, including the ill-fated Quebec Bridge.
B. Federal Bridge Corporation (Canada)
The Federal Bridge Corporation (Canada) is a Canadian Crown corporation responsible for owning, operating, and maintaining several major international bridge crossings between Canada and the United States.
C. Sault Ste. Marie Bridge Authority
The Sault Ste. Marie Bridge Authority is a bi-national public agency that operates and maintains the international bridge connecting Sault Ste. Marie, Michigan, and Sault Ste. Marie, Ontario.
D. Jacques Cartier Bridge
The Jacques Cartier Bridge is a major steel truss cantilever bridge in Montreal, Canada, spanning the Saint Lawrence River and serving as an iconic city landmark.
E. Samuel De Champlain Bridge
The Samuel De Champlain Bridge is a major cable-stayed bridge in Montreal, Canada, that spans the Saint Lawrence River and serves as a key transportation corridor for the region.
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: Jacques Cartier and Champlain Bridges Incorporated
Triple: [Jacques Cartier Bridge, maintainedBy, Jacques Cartier and Champlain Bridges Incorporated]

Generated description

Jacques Cartier and Champlain Bridges Incorporated is a Canadian federal Crown corporation responsible for the management, operation, and maintenance of major bridges and related infrastructure in the Montreal region.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Jacques Cartier and Champlain Bridges Incorporated
Target entity description: Jacques Cartier and Champlain Bridges Incorporated is a Canadian federal Crown corporation responsible for the management, operation, and maintenance of major bridges and related infrastructure in the Montreal region.

A. St. Lawrence Bridge Company
St. Lawrence Bridge Company was a Canadian engineering and construction firm known for its role in designing and building major steel railway bridges in Quebec, including the ill-fated Quebec Bridge.
B. Federal Bridge Corporation (Canada)
The Federal Bridge Corporation (Canada) is a Canadian Crown corporation responsible for owning, operating, and maintaining several major international bridge crossings between Canada and the United States.
C. Sault Ste. Marie Bridge Authority
The Sault Ste. Marie Bridge Authority is a bi-national public agency that operates and maintains the international bridge connecting Sault Ste. Marie, Michigan, and Sault Ste. Marie, Ontario.
D. Jacques Cartier Bridge
The Jacques Cartier Bridge is a major steel truss cantilever bridge in Montreal, Canada, spanning the Saint Lawrence River and serving as an iconic city landmark.
E. Samuel De Champlain Bridge
The Samuel De Champlain Bridge is a major cable-stayed bridge in Montreal, Canada, that spans the Saint Lawrence River and serves as a key transportation corridor for the region.
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_69d886d090cc8190a39cb94992586905`	completed	April 10, 2026, 5:12 a.m.
NER	Named-entity recognition	`batch_69e3e8086a388190a655a044feccab14`	completed	April 18, 2026, 8:22 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a013a0e11108190bfcf858142aa9ff3`	completed	May 11, 2026, 2:08 a.m.
NEDg	Description generation	`batch_6a013b749680819097159f0fdc379f2c`	completed	May 11, 2026, 2:14 a.m.
NED2	Entity disambiguation (via description)	`batch_6a013bf9ef508190aac1155680f33eaf`	completed	May 11, 2026, 2:16 a.m.

Created at: April 10, 2026, 5:36 a.m.