Triple
T21331862
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kintetsu Keihanna Line |
E525922
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object | Osaka Metro Chūō Line at Nagata Station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Osaka Metro Chūō Line at Nagata Station | Statement: [Kintetsu Keihanna Line, connectsTo, Osaka Metro Chūō Line at Nagata Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Osaka Metro Chūō Line at Nagata Station Context triple: [Kintetsu Keihanna Line, connectsTo, Osaka Metro Chūō Line at Nagata Station]
-
A.
Osaka Metro Chūō Line at Midori-bashi Station
The Osaka Metro Chūō Line at Midori-bashi Station is a key east–west subway route in Osaka that serves Midori-bashi as an interchange hub with the Imazatosuji Line.
-
B.
Kintetsu Namba Line at Osaka-Namba Station
The Kintetsu Namba Line at Osaka-Namba Station is a major private railway line terminal in central Osaka that provides regional and intercity rail connections, including through-services to Nara and beyond.
-
C.
Osaka Metro Tanimachi Line at Taishibashi-Imaichi Station
The Osaka Metro Tanimachi Line at Taishibashi-Imaichi Station is a key subway line stop in Osaka that serves as a transfer point between the Tanimachi and Imazatosuji lines, facilitating convenient cross-city travel.
-
D.
Nagahori Tsurumi-ryokuchi Line at Shinsaibashi Station
The Nagahori Tsurumi-ryokuchi Line at Shinsaibashi Station is the platform and facilities serving Osaka Metro’s Nagahori Tsurumi-ryokuchi Line at this major underground interchange in central Osaka.
-
E.
Tokyo Metro Namboku Line at Nagatacho
Tokyo Metro Namboku Line at Nagatacho is an underground station on Tokyo’s north–south Namboku Line located in the Nagatacho district, providing convenient transfers to multiple other Tokyo Metro lines.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Osaka Metro Chūō Line at Nagata Station Target entity description: The Osaka Metro Chūō Line at Nagata Station is a key rapid transit line stop in Higashi-Osaka that serves as an important interchange point between the Osaka Metro network and the Kintetsu Keihanna Line.
-
A.
Osaka Metro Chūō Line at Midori-bashi Station
The Osaka Metro Chūō Line at Midori-bashi Station is a key east–west subway route in Osaka that serves Midori-bashi as an interchange hub with the Imazatosuji Line.
-
B.
Kintetsu Namba Line at Osaka-Namba Station
The Kintetsu Namba Line at Osaka-Namba Station is a major private railway line terminal in central Osaka that provides regional and intercity rail connections, including through-services to Nara and beyond.
-
C.
Osaka Metro Tanimachi Line at Taishibashi-Imaichi Station
The Osaka Metro Tanimachi Line at Taishibashi-Imaichi Station is a key subway line stop in Osaka that serves as a transfer point between the Tanimachi and Imazatosuji lines, facilitating convenient cross-city travel.
-
D.
Nagahori Tsurumi-ryokuchi Line at Shinsaibashi Station
The Nagahori Tsurumi-ryokuchi Line at Shinsaibashi Station is the platform and facilities serving Osaka Metro’s Nagahori Tsurumi-ryokuchi Line at this major underground interchange in central Osaka.
-
E.
Tokyo Metro Namboku Line at Nagatacho
Tokyo Metro Namboku Line at Nagatacho is an underground station on Tokyo’s north–south Namboku Line located in the Nagatacho district, providing convenient transfers to multiple other Tokyo Metro lines.
- F. None of above. chosen
Provenance (2 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_69e0b51b90788190a4dd823d962626da |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e7ab54706081909445f9cd91a43788 |
completed | April 21, 2026, 4:52 p.m. |
Created at: April 16, 2026, 4:42 p.m.