Triple
T12645403
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fukushima-ku, Osaka |
E302009
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | Tamagawa Station (Osaka Metro) |
E366015
|
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: Tamagawa Station (Osaka Metro) | Statement: [Fukushima-ku, Osaka, hasRailwayStation, Tamagawa Station (Osaka Metro)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tamagawa Station (Osaka Metro) Context triple: [Fukushima-ku, Osaka, hasRailwayStation, Tamagawa Station (Osaka Metro)]
-
A.
Tamagawa Station (Osaka Metro)
chosen
Tamagawa Station (Osaka Metro) is an underground railway station in Osaka, Japan, serving passengers on the Osaka Metro network.
-
B.
Shin-Osaka Station (Osaka Metro)
Shin-Osaka Station (Osaka Metro) is a major Osaka Metro subway station that serves as a key access point to the nearby Shinkansen and JR Shin-Osaka railway hub in Osaka, Japan.
-
C.
Umeda Station (Osaka Metro)
Umeda Station (Osaka Metro) is a major subway hub in Osaka’s Umeda district, serving multiple Osaka Metro lines and providing extensive connections to nearby JR and private railway stations.
-
D.
Umeda Station (Hanshin Electric Railway)
Umeda Station (Hanshin Electric Railway) is a major terminal railway station in Osaka operated by Hanshin Electric Railway, serving as one of the key gateways to the Umeda commercial and business district.
-
E.
Ōsaka Namba Station
Ōsaka Namba Station is a major underground railway hub in central Osaka, Japan, serving multiple private railway and subway lines and providing convenient access to the bustling 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_69d7bdec9f9c8190b4bac675b7588211 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d9614cefdc81908cfc4a4d04aa6eda |
completed | April 10, 2026, 8:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6687961d88190a605f17425ad7547 |
completed | May 2, 2026, 9:11 p.m. |
Created at: April 9, 2026, 5:17 p.m.