Triple
T1102228
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Fukutoshin Line |
E25404
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Kanamecho Station
Kanamecho Station is a subway station in Toshima, Tokyo, serving as a stop on the Tokyo Metro network.
|
E174690
|
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: Kanamecho Station | Statement: [Tokyo Metro Fukutoshin Line, hasStation, Kanamecho Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kanamecho Station Context triple: [Tokyo Metro Fukutoshin Line, hasStation, Kanamecho Station]
-
A.
Asashiobashi Station
Asashiobashi Station is a railway station on Osaka's Chūō Line, serving the local area in Konohana-ku, Osaka, Japan.
-
B.
Miebashi Station
Miebashi Station is a monorail station on the Okinawa Urban Monorail (Yui Rail) system serving central Naha in Okinawa, Japan.
-
C.
Motomachi Station
Motomachi Station is a railway station in Japan that serves the Motomachi district, providing local and regional train access for commuters and visitors.
-
D.
Tsukamoto Station
Tsukamoto Station is a railway station in Osaka, Japan, served by JR West and located just west of the major Osaka Station on the Tōkaidō Main Line (JR Kobe Line).
-
E.
Namba Station
Namba Station is one of Osaka’s major railway and subway terminals, serving as a key commercial and transportation hub in the city’s bustling Namba district.
- 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: Kanamecho Station Triple: [Tokyo Metro Fukutoshin Line, hasStation, Kanamecho Station]
Generated description
Kanamecho Station is a subway station in Toshima, Tokyo, serving as a stop on the Tokyo Metro network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kanamecho Station Target entity description: Kanamecho Station is a subway station in Toshima, Tokyo, serving as a stop on the Tokyo Metro network.
-
A.
Asashiobashi Station
Asashiobashi Station is a railway station on Osaka's Chūō Line, serving the local area in Konohana-ku, Osaka, Japan.
-
B.
Miebashi Station
Miebashi Station is a monorail station on the Okinawa Urban Monorail (Yui Rail) system serving central Naha in Okinawa, Japan.
-
C.
Motomachi Station
Motomachi Station is a railway station in Japan that serves the Motomachi district, providing local and regional train access for commuters and visitors.
-
D.
Tsukamoto Station
Tsukamoto Station is a railway station in Osaka, Japan, served by JR West and located just west of the major Osaka Station on the Tōkaidō Main Line (JR Kobe Line).
-
E.
Namba Station
Namba Station is one of Osaka’s major railway and subway terminals, serving as a key commercial and transportation hub in the city’s bustling Namba district.
- 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_69a49428d4448190b3b36991ceae87ce |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4b9c21c2c8190a34d91a7afed23a9 |
completed | March 1, 2026, 10:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad293450488190ac8a795524ca0c2c |
completed | March 8, 2026, 7:45 a.m. |
| NEDg | Description generation | batch_69ad29b9ffa88190a047b213cbfd4c84 |
completed | March 8, 2026, 7:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad2a2d6b7c819083042c3a36fb55e4 |
completed | March 8, 2026, 7:50 a.m. |
Created at: March 1, 2026, 7:43 p.m.