Triple
T3166441
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Osaka Metro Midosuji Line |
E66221
|
entity |
| Predicate | interchangeWith |
P3495
|
FINISHED |
| Object | Nankai Electric Railway at Namba Station |
E307040
|
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: Nankai Electric Railway at Namba Station | Statement: [Osaka Metro Midosuji Line, interchangeWith, Nankai Electric Railway at Namba Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nankai Electric Railway at Namba Station Context triple: [Osaka Metro Midosuji Line, interchangeWith, Nankai Electric Railway at Namba Station]
-
A.
Hanshin Electric Railway at Umeda Station
Hanshin Electric Railway at Umeda Station is a major private railway terminal in Osaka’s Umeda district, serving as a key hub for regional and intercity train services and connections to other urban rail lines.
-
B.
Nankai Electric Railway at Shin-Imamiya Station
Nankai Electric Railway at Shin-Imamiya Station is a major private railway hub in Osaka that provides regional and airport access, including services toward Kansai International Airport and Wakayama.
-
C.
Hankyu Railway at Umeda Station
Hankyu Railway at Umeda Station is a major private railway terminal in Osaka’s Umeda district, serving as a key hub for regional and commuter trains connecting the city with suburbs and neighboring prefectures.
-
D.
Nankai Koya Line at Namba Station
chosen
The Nankai Koya Line at Namba Station is a major terminal railway line in Osaka that serves as the gateway for trains heading toward Mount Koya and the Wakayama region.
-
E.
JR Namba Station
JR Namba Station is a railway station in Osaka, Japan, operated by West Japan Railway Company (JR West) and serving as one of the main access points to the Namba district.
- 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_69ad8585d7988190af37365331093ccd |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada643e3e481908f4526d66e36e150 |
completed | March 8, 2026, 4:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b261fd69dc8190a6005d1af2d12a11 |
completed | March 12, 2026, 6:49 a.m. |
Created at: March 8, 2026, 3:06 p.m.