Triple
T21309843
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shimbashi Station |
E525299
|
entity |
| Predicate | adjacentStationOnLine |
P41425
|
FINISHED |
| Object | Yurakucho Station on the Yamanote Line |
—
|
NE NERFINISHED |
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: Yurakucho Station on the Yamanote Line | Statement: [Shimbashi Station, adjacentStationOnLine, Yurakucho Station on the Yamanote Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Yurakucho Station on the Yamanote Line Context triple: [Shimbashi Station, adjacentStationOnLine, Yurakucho Station on the Yamanote Line]
-
A.
Yurakucho Station on JR Yamanote Line
chosen
Yurakucho Station on the JR Yamanote Line is a major central Tokyo railway hub located near the Marunouchi and Ginza districts, providing convenient access to business, shopping, and cultural venues.
-
B.
Mejiro Station on Yamanote Line
Mejiro Station on the Yamanote Line is a small, relatively quiet JR East railway station in Tokyo’s Toshima ward, situated between the major hubs of Ikebukuro and Takadanobaba.
-
C.
Kanda Station on Yamanote Line
Kanda Station on the Yamanote Line is a major railway station in central Tokyo that serves as a key commuter hub near the city's business districts.
-
D.
Roppongi Station on Tokyo Metro Hibiya Line
Roppongi Station on the Tokyo Metro Hibiya Line is a major underground railway station in Tokyo’s Roppongi district, providing access to its nightlife, business centers, and attractions such as Roppongi Hills.
-
E.
Osaki Station on Yamanote Line
Osaki Station on the Yamanote Line is a major railway hub in Tokyo’s Shinagawa ward, serving as a key stop and operational base on the city’s central loop line.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b518b8948190ad69cf9a8784d397 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e75aaa56fc81909ba7649302528269 |
completed | April 21, 2026, 11:08 a.m. |
Created at: April 16, 2026, 4:06 p.m.