Triple
T8002274
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Meiji-jingumae Station |
E186277
|
entity |
| Predicate | category |
P87
|
FINISHED |
| Object | Tokyo Metro Fukutoshin Line stations |
E25404
|
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 Fukutoshin Line stations | Statement: [Meiji-jingumae Station, category, Tokyo Metro Fukutoshin Line stations]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tokyo Metro Fukutoshin Line stations Context triple: [Meiji-jingumae Station, category, Tokyo Metro Fukutoshin Line stations]
-
A.
Tokyo Metro Fukutoshin Line
chosen
The Tokyo Metro Fukutoshin Line is a major Tokyo subway line running north–south through central and suburban areas, connecting key hubs such as Shibuya with other important districts.
-
B.
Tokyo Metro Ginza Line at Tameike-sanno
Tokyo Metro Ginza Line at Tameike-sanno is a major Tokyo subway station on the historic Ginza Line, serving the central government and business district and offering convenient transfers to multiple other metro lines.
-
C.
Juso Station
Juso Station is a major railway hub in Osaka, Japan, serving as a key junction for multiple Hankyu Railway lines and providing convenient access to central Osaka and surrounding areas.
-
D.
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.
-
E.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
- 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_69ca82aaaf24819084b94d18f699ba53 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb3cf2918081909ee0afab11caed63 |
completed | March 31, 2026, 3:18 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cbe11aefc88190bcf614e936455927 |
completed | March 31, 2026, 2:58 p.m. |
Created at: March 30, 2026, 5:18 p.m.