Triple
T14336832
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | manaca |
E355486
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Nagoya Transportation Development Organization |
E324253
|
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: Nagoya Transportation Development Organization | Statement: [manaca, operator, Nagoya Transportation Development Organization]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nagoya Transportation Development Organization Context triple: [manaca, operator, Nagoya Transportation Development Organization]
-
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.
Nagoya Railroad (Meitetsu)
Nagoya Railroad (Meitetsu) is a major private railway company in Japan that operates an extensive network of commuter and intercity rail lines centered on Nagoya and the surrounding Chūkyō metropolitan area.
-
C.
Nagoya Port Authority
Nagoya Port Authority is the public body responsible for managing and developing the Port of Nagoya, one of Japan’s largest and busiest international trade hubs.
-
D.
Yokohama Minatomirai Railway Company
Yokohama Minatomirai Railway Company is a Japanese private railway operator that manages and operates the Minatomirai Line in Yokohama, Kanagawa Prefecture.
-
E.
Tokyo Metropolitan Bureau of Transportation
The Tokyo Metropolitan Bureau of Transportation is the local government agency that operates key public transit services in Tokyo, including subways, trams, and buses.
- 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_69d8278fa2108190bc0d0e7939c1eb03 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de8c2241e48190a0c626b3d741966a |
completed | April 14, 2026, 6:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd46986758819088750150ad47bae1 |
completed | May 8, 2026, 2:12 a.m. |
Created at: April 10, 2026, 1:14 a.m.