Triple

T7421914
Position Surface form Disambiguated ID Type / Status
Subject Toronto District School Board E171269 entity
Predicate formedByMergerOf P77 FINISHED
Object Toronto Board of Education
The Toronto Board of Education was the former public school authority responsible for administering elementary and secondary education in the old city of Toronto before its amalgamation into the Toronto District School Board.
 E171269 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: Toronto Board of Education | Statement: [Toronto District School Board, formedByMergerOf, Toronto Board of Education]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Toronto Board of Education
Context triple: [Toronto District School Board, formedByMergerOf, Toronto Board of Education]
  • A. Toronto District School Board
    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.
  • B. Toronto Catholic District School Board
    The Toronto Catholic District School Board is a publicly funded school board in Toronto, Ontario, responsible for administering Catholic elementary and secondary education across the city.
  • C. Lester B. Pearson School Board
    The Lester B. Pearson School Board is an English-language public school board serving the western part of the Island of Montreal and surrounding areas in Quebec, Canada.
  • D. Halton District School Board
    Halton District School Board is a public school board in Ontario, Canada, responsible for administering elementary and secondary education in the Halton region, including communities such as Milton.
  • E. Holmes District School Board
    Holmes District School Board is the public school district responsible for overseeing and operating public schools in Holmes County, Florida.
  • 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: Toronto Board of Education
Triple: [Toronto District School Board, formedByMergerOf, Toronto Board of Education]
Generated description
The Toronto Board of Education was the former public school authority responsible for administering elementary and secondary education in the old city of Toronto before its amalgamation into the Toronto District School Board.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Toronto Board of Education
Target entity description: The Toronto Board of Education was the former public school authority responsible for administering elementary and secondary education in the old city of Toronto before its amalgamation into the Toronto District School Board.
  • A. Toronto District School Board chosen
    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.
  • B. Toronto Catholic District School Board
    The Toronto Catholic District School Board is a publicly funded school board in Toronto, Ontario, responsible for administering Catholic elementary and secondary education across the city.
  • C. Lester B. Pearson School Board
    The Lester B. Pearson School Board is an English-language public school board serving the western part of the Island of Montreal and surrounding areas in Quebec, Canada.
  • D. Halton District School Board
    Halton District School Board is a public school board in Ontario, Canada, responsible for administering elementary and secondary education in the Halton region, including communities such as Milton.
  • E. Holmes District School Board
    Holmes District School Board is the public school district responsible for overseeing and operating public schools in Holmes County, Florida.
  • F. None of above.

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_69c68a625d048190af70eb8b63bec5a0 completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f2ed29ec8190804564185fe20797 completed March 27, 2026, 9:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8277c92788190bcd36cfa461b4d95 completed March 28, 2026, 7:09 p.m.
NEDg Description generation batch_69c82833f394819092f24dbb35d9b25b completed March 28, 2026, 7:12 p.m.
NED2 Entity disambiguation (via description) batch_69c82900c41481909f886fc565c57420 completed March 28, 2026, 7:16 p.m.
Created at: March 27, 2026, 3:11 p.m.