Triple
T10945565
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Namboku Line |
E258586
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Todaimae Station
Todaimae Station is a Tokyo Metro subway station in Bunkyō, Tokyo, serving the Namboku Line near the University of Tokyo’s Hongo campus.
|
E1195568
|
NE FINISHED |
How this triple was built (4 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: Todaimae Station | Statement: [Tokyo Metro Namboku Line, hasStation, Todaimae Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Todaimae Station Context triple: [Tokyo Metro Namboku Line, hasStation, Todaimae Station]
-
A.
Nippombashi Station
Nippombashi Station is a major subway and railway hub in Osaka, Japan, serving the bustling Nipponbashi Den Den Town electronics and otaku shopping district.
-
B.
Taisho Station
Taisho Station is a railway and subway station in Osaka, Japan, serving as a key access point to the nearby Kyocera Dome Osaka stadium.
-
C.
Seishin-Chūō Station
Seishin-Chūō Station is a major terminal and transit hub on Kobe’s subway network located in the Seishin district of Kobe, Japan.
-
D.
Yotsubashi Station
Yotsubashi Station is an Osaka Metro subway station in Osaka, Japan, serving the Yotsubashi Line near the bustling Shinsaibashi and Namba districts.
-
E.
Nippori Station
Nippori Station is a major railway hub in Tokyo’s Arakawa ward, serving multiple JR lines and the Keisei Skyliner with convenient access to both central Tokyo and Narita Airport.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Todaimae Station Triple: [Tokyo Metro Namboku Line, hasStation, Todaimae Station]
Generated description
Todaimae Station is a Tokyo Metro subway station in Bunkyō, Tokyo, serving the Namboku Line near the University of Tokyo’s Hongo campus.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Todaimae Station Target entity description: Todaimae Station is a Tokyo Metro subway station in Bunkyō, Tokyo, serving the Namboku Line near the University of Tokyo’s Hongo campus.
-
A.
Nippombashi Station
Nippombashi Station is a major subway and railway hub in Osaka, Japan, serving the bustling Nipponbashi Den Den Town electronics and otaku shopping district.
-
B.
Taisho Station
Taisho Station is a railway and subway station in Osaka, Japan, serving as a key access point to the nearby Kyocera Dome Osaka stadium.
-
C.
Seishin-Chūō Station
Seishin-Chūō Station is a major terminal and transit hub on Kobe’s subway network located in the Seishin district of Kobe, Japan.
-
D.
Yotsubashi Station
Yotsubashi Station is an Osaka Metro subway station in Osaka, Japan, serving the Yotsubashi Line near the bustling Shinsaibashi and Namba districts.
-
E.
Nippori Station
Nippori Station is a major railway hub in Tokyo’s Arakawa ward, serving multiple JR lines and the Keisei Skyliner with convenient access to both central Tokyo and Narita Airport.
- F. None of above. chosen
Provenance (5 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_69d6aa8769b4819082bfe5e61b9017f0 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d770e9a89081908979efd1d9e6af66 |
completed | April 9, 2026, 9:27 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fff288ba908190a36c4784331d1e60 |
completed | May 10, 2026, 2:50 a.m. |
| NEDg | Description generation | batch_69fff3806ab08190b2450b0f1f4bfc3c |
completed | May 10, 2026, 2:54 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fff3f4f20c8190902df70625d3aad0 |
completed | May 10, 2026, 2:56 a.m. |
Created at: April 8, 2026, 9:23 p.m.