Triple
T23302515
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | JR East station numbering |
E590339
|
entity |
| Predicate | relatedTo |
P37
|
FINISHED |
| Object | Toei Subway station numbering |
—
|
NE NERFINISHED |
How this triple was built (3 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: Toei Subway station numbering | Statement: [JR East station numbering, relatedTo, Toei Subway station numbering]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toei Subway station numbering Context triple: [JR East station numbering, relatedTo, Toei Subway station numbering]
-
A.
Tokyu station numbering
Tokyu station numbering is a system used by Tokyu Corporation to assign alphanumeric codes to its railway stations for easier navigation and identification.
-
B.
JR East station numbering
JR East station numbering is a system that assigns alphanumeric codes to East Japan Railway Company stations to make navigation and route identification easier for passengers.
-
C.
JR West station numbering
JR West station numbering is a system that assigns alphanumeric codes to stations operated by West Japan Railway Company to simplify navigation for passengers.
-
D.
Tokyo Metro Chiyoda Line stations
Tokyo Metro Chiyoda Line stations are the subway stations served by the Chiyoda Line, a major Tokyo Metro route running through central Tokyo and into surrounding areas.
-
E.
Yamanote Line stations
Yamanote Line stations are the train stops located along Tokyo’s busy circular Yamanote Line, one of the city’s most important and heavily used rail routes.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Toei Subway station numbering Target entity description: Toei Subway station numbering is a system used on Tokyo’s Toei Subway lines that assigns alphanumeric codes to stations to simplify navigation for passengers, including those unfamiliar with Japanese.
-
A.
Tokyu station numbering
Tokyu station numbering is a system used by Tokyu Corporation to assign alphanumeric codes to its railway stations for easier navigation and identification.
-
B.
JR East station numbering
JR East station numbering is a system that assigns alphanumeric codes to East Japan Railway Company stations to make navigation and route identification easier for passengers.
-
C.
JR West station numbering
JR West station numbering is a system that assigns alphanumeric codes to stations operated by West Japan Railway Company to simplify navigation for passengers.
-
D.
Tokyo Metro Chiyoda Line stations
Tokyo Metro Chiyoda Line stations are the subway stations served by the Chiyoda Line, a major Tokyo Metro route running through central Tokyo and into surrounding areas.
-
E.
Yamanote Line stations
Yamanote Line stations are the train stops located along Tokyo’s busy circular Yamanote Line, one of the city’s most important and heavily used rail routes.
- F. None of above. chosen
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_69e25d1c0ecc8190a355aa229f06d0e0 |
completed | April 17, 2026, 4:17 p.m. |
| NER | Named-entity recognition | batch_69f1972406a08190bbf355cc7a9f8432 |
completed | April 29, 2026, 5:29 a.m. |
Created at: April 17, 2026, 5:04 p.m.