Triple
T13950161
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Osaka urban rail network |
E335499
|
entity |
| Predicate | hubStation |
P423
|
FINISHED |
| Object | Umeda Station |
E353671
|
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: Umeda Station | Statement: [Osaka urban rail network, hubStation, Umeda Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Umeda Station Context triple: [Osaka urban rail network, hubStation, Umeda Station]
-
A.
Umeda Station
chosen
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.
-
B.
Shinsaibashi Station
Shinsaibashi Station is a major Osaka Metro subway station in Osaka, Japan, serving as a key transit hub for the bustling Shinsaibashi shopping and entertainment district.
-
C.
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.
-
D.
Higashiyama Station
Higashiyama Station is an underground metro station in Kyoto, Japan, serving the Kyoto Municipal Subway network and providing access to the historic Higashiyama district.
-
E.
Shin-Osaka Station
Shin-Osaka Station is a major railway and Shinkansen hub in Osaka that serves as a key gateway connecting the city with other regions across 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_69d81c6081b88190b53e317c3370c8fe |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2e131c608190b4ffdbada24a3208 |
completed | April 14, 2026, 12:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff6ebeb5ec8190afef40d87c74a8a0 |
completed | May 9, 2026, 5:28 p.m. |
Created at: April 9, 2026, 10:17 p.m.