Triple
T13452650
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Meitetsu |
E320648
|
entity |
| Predicate | notableServiceArea |
P52790
|
FINISHED |
| Object | Nagoya metropolitan area |
E375420
|
NE FINISHED |
How this triple was built (3 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: Nagoya metropolitan area | Statement: [Meitetsu, notableServiceArea, Nagoya metropolitan area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nagoya metropolitan area Context triple: [Meitetsu, notableServiceArea, Nagoya metropolitan area]
-
A.
Yokohama metropolitan area
The Yokohama metropolitan area is a major urban and economic region in Japan centered on the port city of Yokohama and its surrounding municipalities within the Greater Tokyo area.
-
B.
Chūkyō metropolitan area
chosen
The Chūkyō metropolitan area is Japan’s third-largest urban and industrial region, centered on Nagoya and known as a major hub for automotive manufacturing and international trade.
-
C.
Kyoto metropolitan area
The Kyoto metropolitan area is a major urban and cultural region in Japan centered on the historic city of Kyoto and its surrounding municipalities.
-
D.
Osaka–Kobe metropolitan area
The Osaka–Kobe metropolitan area is a major urban and economic region in Japan’s Kansai area, centered on the cities of Osaka and Kobe and known for its dense population, industry, and cultural influence.
-
E.
Nagano metropolitan area
The Nagano metropolitan area is an urban region in central Japan centered on the city of Nagano, known for its historical temples, surrounding mountains, and role as a regional economic and transportation hub.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: notableServiceArea Context triple: [Meitetsu, notableServiceArea, Nagoya metropolitan area]
-
A.
notableTargetArea
Indicates that an action, effect, or focus is specifically directed toward a particularly important or prominent area or region.
-
B.
notableOperationArea
chosen
Indicates the geographic area or region where an entity primarily conducts or is recognized for its significant operations or activities.
-
C.
notableRegionOfSettlement
Indicates that a specified region is a significant or prominent place where an entity is or has been settled.
-
D.
notableInRegion
Indicates that an entity is recognized as notable, prominent, or significant within a specified geographic region.
-
E.
notableAreaWithin
Indicates that one area is a particularly significant or noteworthy part located inside another, larger area.
- F. None of above.
Provenance (4 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_69d80761e6cc8190a90c844589998ecc |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69dbaefae85481909e6a59797cbb25e7 |
completed | April 12, 2026, 2:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd54f5323c8190aa239bad461b0857 |
completed | May 8, 2026, 3:13 a.m. |
| PD | Predicate disambiguation | batch_69d9a03ce03481908c61094f0cc0c158 |
completed | April 11, 2026, 1:13 a.m. |
Created at: April 9, 2026, 9:41 p.m.