Triple
T11052812
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Yurakuchō Line |
E261298
|
entity |
| Predicate | connectsStation |
P845
|
FINISHED |
| Object | Hikawadai Station |
E168544
|
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: Hikawadai Station | Statement: [Tokyo Metro Yurakuchō Line, connectsStation, Hikawadai Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hikawadai Station Context triple: [Tokyo Metro Yurakuchō Line, connectsStation, Hikawadai Station]
-
A.
Hikawadai Station
chosen
Hikawadai Station is a subway station in Nerima, Tokyo, served by Tokyo Metro lines and providing access to the surrounding residential area.
-
B.
Wakoshi Station
Wakoshi Station is a major railway hub in Wako, Saitama Prefecture, Japan, serving multiple Tokyo Metro and Tobu lines and functioning as an important gateway between Saitama and central Tokyo.
-
C.
Yata Station
Yata Station is a railway station in Osaka, Japan, operated by Kintetsu Railway on its Minami Osaka Line.
-
D.
Tokiwadai Station
Tokiwadai Station is a railway station in Tokyo, Japan, serving the Itabashi area on the Tobu Tojo Line.
-
E.
Shindaita Station
Shindaita Station is a railway station in Tokyo, Japan, serving passengers on 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_69d6aa98650481908609c7c56bfa7902 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d7986c0df88190b29d71db5538450a |
completed | April 9, 2026, 12:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00c28d1e1c81909e869f01659ec233 |
completed | May 10, 2026, 5:38 p.m. |
Created at: April 8, 2026, 9:26 p.m.