Triple
T12840631
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nankai Airport Line at Izumisano Station |
E307039
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Nankai Airport Line |
—
|
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: Nankai Airport Line | Statement: [Nankai Airport Line at Izumisano Station, partOf, Nankai Airport Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nankai Airport Line Context triple: [Nankai Airport Line at Izumisano Station, partOf, Nankai Airport Line]
-
A.
Kansai Airport Line
The Kansai Airport Line is a railway route in Japan that connects Kansai International Airport with the mainland rail network, providing access to major cities in the Kansai region.
-
B.
Keikyū Airport Line
The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
-
C.
Nankai Hashimoto Line
The Nankai Hashimoto Line is a regional railway line in Japan operated by Nankai Electric Railway, connecting suburban areas of Osaka Prefecture with Hashimoto in Wakayama Prefecture.
-
D.
Nankai Takashinohama Line
The Nankai Takashinohama Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passengers in the Sakai area.
-
E.
Nankai Shiomibashi Line
The Nankai Shiomibashi Line is a short commuter railway line in Osaka, Japan, operated by Nankai Electric Railway as part of its urban rail network.
- 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: Nankai Airport Line Target entity description: The Nankai Airport Line is a Japanese railway line operated by Nankai Electric Railway that connects central Osaka with Kansai International Airport.
-
A.
Kansai Airport Line
chosen
The Kansai Airport Line is a railway route in Japan that connects Kansai International Airport with the mainland rail network, providing access to major cities in the Kansai region.
-
B.
Keikyū Airport Line
The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
-
C.
Nankai Hashimoto Line
The Nankai Hashimoto Line is a regional railway line in Japan operated by Nankai Electric Railway, connecting suburban areas of Osaka Prefecture with Hashimoto in Wakayama Prefecture.
-
D.
Nankai Takashinohama Line
The Nankai Takashinohama Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passengers in the Sakai area.
-
E.
Nankai Shiomibashi Line
The Nankai Shiomibashi Line is a short commuter railway line in Osaka, Japan, operated by Nankai Electric Railway as part of its urban rail network.
- F. None of above.
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_69d7bdf52b94819096d6f0ba4ab50a98 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96ff2ab60819085561a3120189985 |
completed | April 10, 2026, 9:47 p.m. |
Created at: April 9, 2026, 5:35 p.m.