Triple
T5791906
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | St. Catharines Transit Commission |
E128413
|
entity |
| Predicate | locatedInMetropolitanArea |
P294
|
FINISHED |
| Object | St. Catharines–Niagara metropolitan area |
E35715
|
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: St. Catharines–Niagara metropolitan area | Statement: [St. Catharines Transit Commission, locatedInMetropolitanArea, St. Catharines–Niagara metropolitan area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: St. Catharines–Niagara metropolitan area Context triple: [St. Catharines Transit Commission, locatedInMetropolitanArea, St. Catharines–Niagara metropolitan area]
-
A.
Greater Toronto Area
The Greater Toronto Area is a large metropolitan region in Ontario, Canada, encompassing Toronto and its surrounding municipalities and suburbs.
-
B.
Toronto–Barrie corridor
The Toronto–Barrie corridor is a major urban and commuter travel corridor in Ontario linking the Greater Toronto Area with the city of Barrie and surrounding communities.
-
C.
St. Catharines
chosen
St. Catharines is a city in southern Ontario, Canada, known for its location near Niagara Falls and its role as a regional commercial and manufacturing center.
-
D.
Niagara Region
Niagara Region is a regional municipality in southeastern Ontario, Canada, known for Niagara Falls, wineries, and its location between Lake Ontario and Lake Erie.
-
E.
Rochester metropolitan area
The Rochester metropolitan area is a major urban region in western New York centered on the city of Rochester, known for its educational institutions, technology and imaging industries, and cultural attractions.
- 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_69c00845ca68819081a2ce3ecca577f7 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c02a5870b88190bbfaac2782635128 |
completed | March 22, 2026, 5:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0a178ccf481909beddf56b66a588d |
completed | March 23, 2026, 2:12 a.m. |
Created at: March 22, 2026, 3:51 p.m.