Triple
T11052809
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Yurakuchō Line |
E261298
|
entity |
| Predicate | connectsStation |
P845
|
FINISHED |
| Object | Chikatetsu-Narimasu Station |
E163455
|
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: Chikatetsu-Narimasu Station | Statement: [Tokyo Metro Yurakuchō Line, connectsStation, Chikatetsu-Narimasu Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chikatetsu-Narimasu Station Context triple: [Tokyo Metro Yurakuchō Line, connectsStation, Chikatetsu-Narimasu Station]
-
A.
Chikatetsu Narimasu Station
chosen
Chikatetsu Narimasu Station is a Tokyo Metro subway station in Itabashi, Tokyo, serving as a stop on both the Fukutoshin and Yūrakuchō Lines.
-
B.
Chikatetsu Akatsuka Station
Chikatetsu Akatsuka Station is a subway railway station in Itabashi, Tokyo, served by Tokyo Metro and providing access to the surrounding residential and commercial areas.
-
C.
Kunitachi Station
Kunitachi Station is a railway station in Kunitachi, Tokyo, Japan, served by East Japan Railway Company (JR East) on the Chūō Line.
-
D.
Nakamozu Station
Nakamozu Station is a major railway and subway hub in Sakai, Osaka, serving as an interchange between Osaka Metro, Nankai Electric Railway, and Semboku Rapid Railway lines.
-
E.
Makiochi Station
Makiochi Station is a railway station serving the city of Minoh in Osaka Prefecture, Japan.
- 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_6a00aade82788190a5f3cedbc22065c4 |
completed | May 10, 2026, 3:57 p.m. |
Created at: April 8, 2026, 9:26 p.m.