Triple

T1280977

Position	Surface form	Disambiguated ID	Type / Status
Subject	Elgin and Winter Garden Theatre	`E27323`	entity
Predicate	owner	`P347`	FINISHED
Object	Ontario Heritage Trust The Ontario Heritage Trust is a provincial agency dedicated to preserving, protecting, and promoting Ontario’s cultural and natural heritage, including historic sites, buildings, and landscapes.	`E146169`	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: Ontario Heritage Trust | Statement: [Elgin and Winter Garden Theatre, owner, Ontario Heritage Trust]

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

Target entity: Ontario Heritage Trust
Context triple: [Elgin and Winter Garden Theatre, owner, Ontario Heritage Trust]

A. Board of Trustees of the Royal Ontario Museum
The Board of Trustees of the Royal Ontario Museum is the governing body responsible for overseeing the museum’s strategic direction, policies, and overall stewardship.
B. Toronto and Region Conservation Authority
The Toronto and Region Conservation Authority is a regional environmental agency responsible for conserving, managing, and restoring watersheds, natural habitats, and related resources across the Greater Toronto Area.
C. Canadian Museum of History
The Canadian Museum of History is a major national museum in Canada dedicated to the country’s social and cultural history, renowned for its striking architecture and extensive historical exhibits.
D. Government of Ontario
The Government of Ontario is the provincial governing authority of Ontario, Canada, responsible for legislating, administering public services, and managing the province’s finances and institutions.
E. City of Toronto Museums and Heritage Services
City of Toronto Museums and Heritage Services is a municipal division responsible for operating and preserving Toronto’s network of historic sites, museums, and cultural heritage resources.
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: Ontario Heritage Trust
Triple: [Elgin and Winter Garden Theatre, owner, Ontario Heritage Trust]

Generated description

The Ontario Heritage Trust is a provincial agency dedicated to preserving, protecting, and promoting Ontario’s cultural and natural heritage, including historic sites, buildings, and landscapes.

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

Target entity: Ontario Heritage Trust
Target entity description: The Ontario Heritage Trust is a provincial agency dedicated to preserving, protecting, and promoting Ontario’s cultural and natural heritage, including historic sites, buildings, and landscapes.

A. Board of Trustees of the Royal Ontario Museum
The Board of Trustees of the Royal Ontario Museum is the governing body responsible for overseeing the museum’s strategic direction, policies, and overall stewardship.
B. Toronto and Region Conservation Authority
The Toronto and Region Conservation Authority is a regional environmental agency responsible for conserving, managing, and restoring watersheds, natural habitats, and related resources across the Greater Toronto Area.
C. Canadian Museum of History
The Canadian Museum of History is a major national museum in Canada dedicated to the country’s social and cultural history, renowned for its striking architecture and extensive historical exhibits.
D. Government of Ontario
The Government of Ontario is the provincial governing authority of Ontario, Canada, responsible for legislating, administering public services, and managing the province’s finances and institutions.
E. City of Toronto Museums and Heritage Services
City of Toronto Museums and Heritage Services is a municipal division responsible for operating and preserving Toronto’s network of historic sites, museums, and cultural heritage resources.
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_69a496d3710c8190955dee8bc0dacb50`	completed	March 1, 2026, 7:43 p.m.
NER	Named-entity recognition	`batch_69a4c094eb4881909a33061339f91190`	completed	March 1, 2026, 10:41 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69aca2fb746881909ac7a8dd672fc939`	completed	March 7, 2026, 10:13 p.m.
NEDg	Description generation	`batch_69aca3752a3c81908bd6d9744ad5f5a2`	completed	March 7, 2026, 10:15 p.m.
NED2	Entity disambiguation (via description)	`batch_69aca3e44bf481908c5726adddc4b428`	completed	March 7, 2026, 10:17 p.m.

Created at: March 1, 2026, 7:50 p.m.