Triple
T23453373
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nagoya Municipal Subway Meijō Line |
E567847
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Transportation Bureau City of Nagoya |
—
|
NE NERFINISHED |
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: Transportation Bureau City of Nagoya | Statement: [Nagoya Municipal Subway Meijō Line, operator, Transportation Bureau City of Nagoya]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Transportation Bureau City of Nagoya Context triple: [Nagoya Municipal Subway Meijō Line, operator, Transportation Bureau City of Nagoya]
-
A.
Nagoya City Transportation Bureau
chosen
The Nagoya City Transportation Bureau is the municipal authority responsible for operating Nagoya’s public transit network, including its subway and bus systems.
-
B.
Government of Nagoya
The Government of Nagoya is the municipal administration responsible for governing Japan’s city of Nagoya, overseeing local policies, public services, and urban development.
-
C.
Nagoya basho
Nagoya basho is one of the six annual professional sumo grand tournaments in Japan, held each July in the city of Nagoya.
-
D.
Sakae district of Nagoya
The Sakae district of Nagoya is the city’s main downtown area, known for its shopping, entertainment, and commercial centers.
-
E.
Naka Ward, Nagoya
Naka Ward, Nagoya is a central district of Nagoya, Japan, known as a major commercial, entertainment, and cultural hub of the city.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e2458b4c888190b1d7998f9862a558 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f1a694f19081909117bc9b10ca8a83 |
completed | April 29, 2026, 6:35 a.m. |
Created at: April 17, 2026, 5:52 p.m.