Triple
T3166421
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Osaka Metro Midosuji Line |
E66221
|
entity |
| Predicate | connects |
P390
|
FINISHED |
| Object |
Showacho Station
Showacho Station is a railway station in Osaka, Japan, served by the Osaka Metro network and providing local transit access within the city.
|
E527252
|
NE FINISHED |
How this triple was built (4 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: Showacho Station | Statement: [Osaka Metro Midosuji Line, connects, Showacho Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Showacho Station Context triple: [Osaka Metro Midosuji Line, connects, Showacho Station]
-
A.
Tengachaya Station
Tengachaya Station is a railway station in Osaka, Japan, serving as a local transit hub connecting several urban neighborhoods and lines.
-
B.
Toda Station
Toda Station is a railway station in Toda, Saitama Prefecture, Japan, operated by JR East and located on a major commuter route into central Tokyo.
-
C.
Kitashinchi Station
Kitashinchi Station is an underground railway station in Osaka, Japan, located in the central business and entertainment district and served by the JR Tōzai Line.
-
D.
Hanaten Station
Hanaten Station is a railway station in Osaka, Japan, serving as a stop on JR West lines including the Osaka Higashi Line.
-
E.
Shindaita Station
Shindaita Station is a railway station in Tokyo, Japan, serving passengers on the Keio Inokashira Line.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Showacho Station Triple: [Osaka Metro Midosuji Line, connects, Showacho Station]
Generated description
Showacho Station is a railway station in Osaka, Japan, served by the Osaka Metro network and providing local transit access within the city.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Showacho Station Target entity description: Showacho Station is a railway station in Osaka, Japan, served by the Osaka Metro network and providing local transit access within the city.
-
A.
Tengachaya Station
chosen
Tengachaya Station is a railway station in Osaka, Japan, serving as a local transit hub connecting several urban neighborhoods and lines.
-
B.
Toda Station
Toda Station is a railway station in Toda, Saitama Prefecture, Japan, operated by JR East and located on a major commuter route into central Tokyo.
-
C.
Kitashinchi Station
Kitashinchi Station is an underground railway station in Osaka, Japan, located in the central business and entertainment district and served by the JR Tōzai Line.
-
D.
Hanaten Station
Hanaten Station is a railway station in Osaka, Japan, serving as a stop on JR West lines including the Osaka Higashi Line.
-
E.
Shindaita Station
Shindaita Station is a railway station in Tokyo, Japan, serving passengers on the Keio Inokashira Line.
- F. None of above.
Provenance (5 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_69ad8585d7988190af37365331093ccd |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada643e3e481908f4526d66e36e150 |
completed | March 8, 2026, 4:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c9c89d62c08190b575d7e1058afbeb |
completed | March 30, 2026, 12:49 a.m. |
| NEDg | Description generation | batch_69c9c9347bf08190a0b7db37ad510785 |
completed | March 30, 2026, 12:52 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c9c98bbab88190801098d78e68de54 |
completed | March 30, 2026, 12:53 a.m. |
Created at: March 8, 2026, 3:06 p.m.