Triple
T2882390
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nankai Main Line |
E59425
|
entity |
| Predicate | railNetwork |
P522
|
FINISHED |
| Object | Nankai Electric Railway network |
E32139
|
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 network | Statement: [Nankai Main Line, railNetwork, Nankai Electric Railway network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nankai Electric Railway network Context triple: [Nankai Main Line, railNetwork, Nankai Electric Railway network]
-
A.
Nankai Electric Railway
chosen
Nankai Electric Railway is a major private railway company in Japan’s Kansai region, operating key commuter and interurban lines connecting Osaka with Wakayama and Kansai International Airport.
-
B.
Hanshin Mukogawa Line
The Hanshin Mukogawa Line is a short commuter railway branch line in Hyōgo Prefecture, Japan, providing local transit service as part of the Hanshin Electric Railway network.
-
C.
Nankai Main Line
The Nankai Main Line is a major private railway line in the Osaka region of Japan, operated by Nankai Electric Railway and serving as a key commuter and airport access route.
-
D.
Tokyu railway network
The Tokyu railway network is a major private rail system in the Greater Tokyo area, operated by Tokyu Corporation and serving key suburban and urban corridors including central hubs like Shibuya.
-
E.
Keio railway network
The Keio railway network is a private railway system in the Tokyo metropolitan area operated by Keio Corporation, linking central Tokyo with its western suburbs through multiple commuter lines.
- 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_69ab4ac739188190a112f42a5a69c951 |
completed | March 6, 2026, 9:44 p.m. |
| NER | Named-entity recognition | batch_69abe02aa5948190a2e0bd9168232bd5 |
completed | March 7, 2026, 8:22 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b03167d7dc819093e91e0d42f3de6f |
completed | March 10, 2026, 2:57 p.m. |
Created at: March 6, 2026, 10:03 p.m.