Triple
T2882395
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nankai Main Line |
E59425
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Izumisano Station |
E496274
|
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: Izumisano Station | Statement: [Nankai Main Line, hasStation, Izumisano Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Izumisano Station Context triple: [Nankai Main Line, hasStation, Izumisano Station]
-
A.
Izumisano Station
chosen
Izumisano Station is a railway station in Izumisano, Osaka Prefecture, Japan, functioning as a key stop on lines operated by Nankai Electric Railway.
-
B.
Imazato Station
Imazato Station is a railway station in Osaka, Japan, serving as a local transit hub on the Osaka Metro network.
-
C.
Ishiyama Station
Ishiyama Station is a railway station in Ōtsu, Shiga Prefecture, Japan, commonly used as the main access point for visitors traveling to the nearby Miho Museum.
-
D.
Ikenoue Station
Ikenoue Station is a railway station in Tokyo, Japan, served by the Keio Inokashira Line and primarily used by local commuters.
-
E.
Itami Station
Itami Station is a railway station in Itami, Hyōgo Prefecture, Japan, operated by JR West and serving as a stop on the Fukuchiyama (JR Takarazuka) Line.
- 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_69c9008bdbd4819082fd91ded34d5bbb |
completed | March 29, 2026, 10:35 a.m. |
Created at: March 6, 2026, 10:03 p.m.