Triple
T8976850
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Chiyoda Line |
E214411
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Nogizaka Station |
E556443
|
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: Nogizaka Station | Statement: [Tokyo Metro Chiyoda Line, hasStation, Nogizaka Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nogizaka Station Context triple: [Tokyo Metro Chiyoda Line, hasStation, Nogizaka Station]
-
A.
Nogizaka Station
chosen
Nogizaka Station is a Tokyo Metro subway station in Minato, Tokyo, serving the Chiyoda Line and providing convenient access to nearby cultural sites and museums.
-
B.
Jujo Station
Jujo Station is a railway station in Kita, Tokyo, Japan, operated by JR East and known for serving the busy Saikyo Line.
-
C.
Tenri Station
Tenri Station is a railway station in Tenri, Nara Prefecture, Japan, serving as a local transit hub on regional rail lines.
-
D.
Narutō Station
Narutō Station is a railway station in Chiba Prefecture, Japan, serving as a regional transport hub on JR East lines including the Sōbu Line Rapid.
-
E.
Yotsubashi Station
Yotsubashi Station is an Osaka Metro subway station in Osaka, Japan, serving the Yotsubashi Line near the bustling Shinsaibashi and Namba districts.
- 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_69ca839ea8b88190922c6a326ffcc0d3 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc6786c880819088393bb107a7364c |
completed | April 1, 2026, 12:32 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfc96aa46c81908b95a23fd2b4da57 |
completed | April 3, 2026, 2:06 p.m. |
Created at: March 30, 2026, 7:02 p.m.