Triple
T6765115
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toei Asakusa Line Nihonbashi Station |
E154698
|
entity |
| Predicate | providesTransferTo |
P17241
|
FINISHED |
| Object | Tokyo Metro Ginza Line (Nihombashi Station) |
E24724
|
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: Tokyo Metro Ginza Line (Nihombashi Station) | Statement: [Toei Asakusa Line Nihonbashi Station, providesTransferTo, Tokyo Metro Ginza Line (Nihombashi Station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tokyo Metro Ginza Line (Nihombashi Station) Context triple: [Toei Asakusa Line Nihonbashi Station, providesTransferTo, Tokyo Metro Ginza Line (Nihombashi Station)]
-
A.
Tokyo Metro Ginza Line
chosen
The Tokyo Metro Ginza Line is one of Tokyo’s oldest and most central subway lines, running east–west through major commercial and business districts including Shibuya and Ginza.
-
B.
Yurakucho Station
Yurakucho Station is a major railway hub in central Tokyo’s Chiyoda ward, serving multiple JR and subway lines and providing convenient access to the Ginza and Marunouchi districts.
-
C.
Tokyo Metro Hibiya Line at Kayabacho
Tokyo Metro Hibiya Line at Kayabacho is a busy Tokyo subway line stop in the Nihonbashi business district, providing key access to central commercial and financial areas.
-
D.
Tokyo Metro Chiyoda Line at Omotesando
The Tokyo Metro Chiyoda Line at Omotesando is a major subway line stop in central Tokyo that serves the fashionable Omotesando district and connects with other key metro routes.
-
E.
Tokyo Metro Tozai Line at Nihonbashi
Tokyo Metro Tozai Line at Nihonbashi is a key underground railway line stop in central Tokyo that serves the Nihonbashi business district and connects with multiple other subway lines for convenient citywide access.
- 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_69c688109c1c8190added9a221292af0 |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d22ed30881909e1bfcfb8cf175a2 |
completed | March 27, 2026, 6:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c712b9e7f081909d9fcc219ac525b8 |
completed | March 27, 2026, 11:28 p.m. |
Created at: March 27, 2026, 2:12 p.m.