Toronto District School Board
E171269
The Toronto District School Board is the largest public school board in Canada, responsible for operating and overseeing a wide network of elementary and secondary schools in the city of Toronto.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Toronto District School Board canonical | 11 |
| Toronto Board of Education | 2 |
| Etobicoke Board of Education | 1 |
| North York Board of Education | 1 |
| TDSB | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1491427 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toronto District School Board Context triple: [SEED Alternative School, governedBy, Toronto District School Board]
-
A.
York Region District School Board
The York Region District School Board is a large public school board in Ontario, Canada, responsible for administering elementary and secondary education across York Region.
-
B.
York Catholic District School Board
The York Catholic District School Board is a publicly funded Catholic school board in Ontario, Canada, responsible for administering Catholic education across the York Region.
-
C.
University of Toronto Schools
University of Toronto Schools is a highly selective, university-preparatory secondary school in Toronto known for its rigorous academics and affiliation with the University of Toronto.
-
D.
Upper Canada College
Upper Canada College is a prestigious independent boys' school in Toronto, Canada, known for its rigorous academics and influential alumni.
-
E.
Lakefield College School
Lakefield College School is a Canadian independent boarding and day school known for educating future King Felipe VI of Spain among other notable alumni.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Toronto District School Board Target entity description: The Toronto District School Board is the largest public school board in Canada, responsible for operating and overseeing a wide network of elementary and secondary schools in the city of Toronto.
-
A.
York Region District School Board
The York Region District School Board is a large public school board in Ontario, Canada, responsible for administering elementary and secondary education across York Region.
-
B.
York Catholic District School Board
The York Catholic District School Board is a publicly funded Catholic school board in Ontario, Canada, responsible for administering Catholic education across the York Region.
-
C.
University of Toronto Schools
University of Toronto Schools is a highly selective, university-preparatory secondary school in Toronto known for its rigorous academics and affiliation with the University of Toronto.
-
D.
Upper Canada College
Upper Canada College is a prestigious independent boys' school in Toronto, Canada, known for its rigorous academics and influential alumni.
-
E.
Lakefield College School
Lakefield College School is a Canadian independent boarding and day school known for educating future King Felipe VI of Spain among other notable alumni.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
educational organization
ⓘ
public school district ⓘ school board ⓘ |
| abbreviation |
Toronto District School Board
self-linksurface differs
ⓘ
surface form:
TDSB
|
| country | Canada ⓘ |
| employs |
education support staff
ⓘ
principals ⓘ teachers ⓘ |
| formedByMergerOf |
East York Board of Education
ⓘ
Toronto District School Board self-linksurface differs ⓘ
surface form:
Etobicoke Board of Education
Toronto District School Board self-linksurface differs ⓘ
surface form:
North York Board of Education
Scarborough Board of Education ⓘ Toronto District School Board self-linksurface differs ⓘ
surface form:
Toronto Board of Education
York Board of Education ⓘ |
| fundingType | publicly funded ⓘ |
| governedBy | elected board of trustees ⓘ |
| governs |
public elementary schools in Toronto
ⓘ
public secondary schools in Toronto ⓘ |
| hasHeadquartersIn | Toronto ⓘ |
| isLargestBy | student population among Canadian school boards ⓘ |
| isPublicBodyOf | Province of Ontario education system ⓘ |
| jurisdiction |
Toronto
ⓘ
surface form:
City of Toronto
|
| languageOfInstruction | English ⓘ |
| legalAuthority |
Education Act (Ontario)
ⓘ
surface form:
Education Act of Ontario
|
| locatedIn |
Ontario
ⓘ
Toronto ⓘ |
| offersProgram |
English as a Second Language (ESL)
ⓘ
French immersion ⓘ adult education ⓘ continuing education ⓘ extended French ⓘ special education ⓘ |
| operates |
adult learning centres
ⓘ
alternative schools ⓘ elementary schools ⓘ secondary schools ⓘ |
| overseenBy | Director of Education ⓘ |
| regionServed |
Greater Toronto Area
ⓘ
surface form:
Greater Toronto Area (core city)
|
| responsibleFor |
allocation of school budgets
ⓘ
curriculum implementation in its schools ⓘ maintenance of school facilities ⓘ student transportation services within its jurisdiction ⓘ |
| schoolLevel |
elementary
ⓘ
secondary ⓘ |
| schoolSystemType | secular ⓘ |
| website | https://www.tdsb.on.ca/ ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Toronto District School Board Description of subject: The Toronto District School Board is the largest public school board in Canada, responsible for operating and overseeing a wide network of elementary and secondary schools in the city of Toronto.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
Toronto District School Board
→
abbreviation
→
Toronto District School Board
self-linksurface differs
ⓘ
this entity surface form:
TDSB
Toronto District School Board
→
formedByMergerOf
→
Toronto District School Board
self-linksurface differs
ⓘ
this entity surface form:
Toronto Board of Education
Toronto District School Board
→
formedByMergerOf
→
Toronto District School Board
self-linksurface differs
ⓘ
this entity surface form:
North York Board of Education
Toronto District School Board
→
formedByMergerOf
→
Toronto District School Board
self-linksurface differs
ⓘ
this entity surface form:
Etobicoke Board of Education
this entity surface form:
Toronto Board of Education