Triple
T11683521
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Umeda, Osaka |
E277678
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Nishi-Umeda Station |
E380069
|
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: Nishi-Umeda Station | Statement: [Umeda, Osaka, servedBy, Nishi-Umeda Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nishi-Umeda Station Context triple: [Umeda, Osaka, servedBy, Nishi-Umeda Station]
-
A.
Nishi-Umeda Station
chosen
Nishi-Umeda Station is a major Osaka subway station on the Yotsubashi Line, serving the Umeda district and providing convenient transfers to several other key rail and metro lines.
-
B.
Higashi-Umeda Station
Higashi-Umeda Station is a major Osaka Metro subway station in central Osaka, Japan, serving the busy Umeda commercial and business district.
-
C.
Motomachi Station
Motomachi Station is a railway station in Japan that serves the Motomachi district, providing local and regional train access for commuters and visitors.
-
D.
Umeda Station (Osaka Metro)
Umeda Station (Osaka Metro) is a major subway hub in Osaka’s Umeda district, serving multiple Osaka Metro lines and providing extensive connections to nearby JR and private railway stations.
-
E.
Umeda Station
Umeda Station is a major railway hub in Osaka, Japan, serving multiple private railway and subway lines and forming one of the busiest transport complexes in the country.
- 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_69d6aafe02d881909900d54ad7d4af84 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8a462bb2881909238107d34c0a28d |
completed | April 10, 2026, 7:18 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fde158a5a48190b3945945f94f97a0 |
completed | May 8, 2026, 1:12 p.m. |
Created at: April 8, 2026, 9:40 p.m.