Triple

T22001129

Position	Surface form	Disambiguated ID	Type / Status
Subject	David Johnston	`E543327`	entity
Predicate	positionHeld	`P8`	FINISHED
Object	President of the University of Waterloo The President of the University of Waterloo is the chief executive officer responsible for providing academic and administrative leadership to the University of Waterloo in Canada.	`E1512807`	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: President of the University of Waterloo | Statement: [David Johnston, positionHeld, President of the University of Waterloo]

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

Target entity: President of the University of Waterloo
Context triple: [David Johnston, positionHeld, President of the University of Waterloo]

A. President of Simon Fraser University
The President of Simon Fraser University is the institution’s chief executive and academic leader, responsible for overseeing its strategic direction, administration, and external representation.
B. Chancellor of the University of Toronto
The Chancellor of the University of Toronto is the ceremonial head of the university, presiding over convocations and representing the institution at official functions.
C. President of Ontario Tech University
The President of Ontario Tech University is the institution’s chief executive officer, responsible for providing academic and strategic leadership and overseeing its overall administration and development.
D. President of York University
The President of York University is the institution’s chief executive officer, responsible for overall academic and administrative leadership and representing the university both internally and externally.
E. McGill University Principal and Vice-Chancellor
The McGill University Principal and Vice-Chancellor is the institution’s chief executive and academic officer, responsible for overall leadership, strategic direction, and administration of the university.
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: President of the University of Waterloo
Triple: [David Johnston, positionHeld, President of the University of Waterloo]

Generated description

The President of the University of Waterloo is the chief executive officer responsible for providing academic and administrative leadership to the University of Waterloo in Canada.

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

Target entity: President of the University of Waterloo
Target entity description: The President of the University of Waterloo is the chief executive officer responsible for providing academic and administrative leadership to the University of Waterloo in Canada.

A. President of Simon Fraser University
The President of Simon Fraser University is the institution’s chief executive and academic leader, responsible for overseeing its strategic direction, administration, and external representation.
B. Chancellor of the University of Toronto
The Chancellor of the University of Toronto is the ceremonial head of the university, presiding over convocations and representing the institution at official functions.
C. President of Ontario Tech University
The President of Ontario Tech University is the institution’s chief executive officer, responsible for providing academic and strategic leadership and overseeing its overall administration and development.
D. President of York University
The President of York University is the institution’s chief executive officer, responsible for overall academic and administrative leadership and representing the university both internally and externally.
E. McGill University Principal and Vice-Chancellor
The McGill University Principal and Vice-Chancellor is the institution’s chief executive and academic officer, responsible for overall leadership, strategic direction, and administration of the university.
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_69e11e2c814c8190837d072789000486`	completed	April 16, 2026, 5:36 p.m.
NER	Named-entity recognition	`batch_69f1276ae4e0819097bf1b978451f776`	completed	April 28, 2026, 9:32 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a0a6d8c14688190bb0dfd5e0c2480e6`	completed	May 18, 2026, 1:38 a.m.
NEDg	Description generation	`batch_6a0a6f385008819094f778a048858b2a`	completed	May 18, 2026, 1:45 a.m.
NED2	Entity disambiguation (via description)	`batch_6a0a6fb4a2d481908e7bd1dc01a68276`	completed	May 18, 2026, 1:47 a.m.

Created at: April 16, 2026, 8:20 p.m.