Triple
T6709505
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mel Lastman |
E153094
|
entity |
| Predicate | workLocation |
P7
|
FINISHED |
| Object | Toronto City Hall |
E9500
|
NE FINISHED |
How this triple was built (2 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 City Hall | Statement: [Mel Lastman, workLocation, Toronto City Hall]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toronto City Hall Context triple: [Mel Lastman, workLocation, Toronto City Hall]
-
A.
Toronto City Hall
chosen
Toronto City Hall is a distinctive modernist civic complex in downtown Toronto that houses the city's municipal government and is one of its most recognizable architectural landmarks.
-
B.
Ottawa City Hall
Ottawa City Hall is the main municipal government complex in Ottawa, Ontario, housing the city's administrative offices and council chambers.
-
C.
Calgary City Hall
Calgary City Hall is the historic and administrative headquarters of the municipal government in Calgary, Alberta, known for its sandstone architecture and central civic role.
-
D.
Old City Hall (Toronto)
Old City Hall (Toronto) is a historic Romanesque Revival former municipal building and courthouse in downtown Toronto, renowned for its iconic clock tower and status as one of the city’s most prominent heritage landmarks.
-
E.
Thunder Bay City Hall
Thunder Bay City Hall is the main municipal government building in Thunder Bay, Ontario, housing the city’s administrative offices and council chambers.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c68808d8d8819087369015270788fe |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d105b49c8190932246a727e2c513 |
completed | March 27, 2026, 6:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c70af6d1608190887c5d9f94ffe9fa |
completed | March 27, 2026, 10:55 p.m. |
Created at: March 27, 2026, 2:06 p.m.