Triple
T10945557
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Namboku Line |
E258586
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Azabu-juban Station
Azabu-juban Station is a subway station in Tokyo’s Minato ward that serves the Azabu-Juban district as part of the city’s urban rail network.
|
E1184358
|
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: Azabu-juban Station | Statement: [Tokyo Metro Namboku Line, hasStation, Azabu-juban Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Azabu-juban Station Context triple: [Tokyo Metro Namboku Line, hasStation, Azabu-juban Station]
-
A.
Shibusawa Station
Shibusawa Station is a railway station in Hadano, Kanagawa Prefecture, Japan, serving as a local stop on the Odakyu Odawara Line.
-
B.
Asakusabashi Station
Asakusabashi Station is a railway and subway station in Tokyo, Japan, serving the Asakusabashi district with JR East and Toei Asakusa Line services.
-
C.
Asashiobashi Station
Asashiobashi Station is a railway station on Osaka's Chūō Line, serving the local area in Konohana-ku, Osaka, Japan.
-
D.
Kita-Akabane Station
Kita-Akabane Station is a railway station in Kita, Tokyo, Japan, operated by JR East on the Saikyo Line and serving as a commuter hub for the surrounding residential area.
-
E.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
- 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: Azabu-juban Station Triple: [Tokyo Metro Namboku Line, hasStation, Azabu-juban Station]
Generated description
Azabu-juban Station is a subway station in Tokyo’s Minato ward that serves the Azabu-Juban district as part of the city’s urban rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Azabu-juban Station Target entity description: Azabu-juban Station is a subway station in Tokyo’s Minato ward that serves the Azabu-Juban district as part of the city’s urban rail network.
-
A.
Shibusawa Station
Shibusawa Station is a railway station in Hadano, Kanagawa Prefecture, Japan, serving as a local stop on the Odakyu Odawara Line.
-
B.
Asakusabashi Station
Asakusabashi Station is a railway and subway station in Tokyo, Japan, serving the Asakusabashi district with JR East and Toei Asakusa Line services.
-
C.
Asashiobashi Station
Asashiobashi Station is a railway station on Osaka's Chūō Line, serving the local area in Konohana-ku, Osaka, Japan.
-
D.
Kita-Akabane Station
Kita-Akabane Station is a railway station in Kita, Tokyo, Japan, operated by JR East on the Saikyo Line and serving as a commuter hub for the surrounding residential area.
-
E.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
- 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_69ffb58e50bc819086622a33b59cc332 |
completed | May 9, 2026, 10:30 p.m. |
| NEDg | Description generation | batch_69ffb60d68e08190b6c85bda66c3e463 |
completed | May 9, 2026, 10:32 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ffb67ac8948190a44a167033c713f6 |
completed | May 9, 2026, 10:34 p.m. |
Created at: April 8, 2026, 9:23 p.m.