Triple
T4873989
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Oppama, Japan |
E109155
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Oppama Station
Oppama Station is a railway station in Yokosuka, Kanagawa Prefecture, Japan, serving passengers on the Keikyū Main Line.
|
E933341
|
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: Oppama Station | Statement: [Oppama, Japan, hasRailwayStation, Oppama Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oppama Station Context triple: [Oppama, Japan, hasRailwayStation, Oppama Station]
-
A.
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.
-
B.
Omoromachi Station
Omoromachi Station is a passenger stop on the Okinawa Urban Monorail (Yui Rail) serving the Omoromachi district of Naha, Okinawa, Japan.
-
C.
Imamiya Station
Imamiya Station is a railway station in Osaka, Japan, served by JR West and functioning as a local transit hub connecting several urban lines.
-
D.
Homachi Station
Homachi Station is a major underground railway station in central Osaka, Japan, serving as an important interchange hub on the Osaka Metro network.
-
E.
Sannomiya Station
Sannomiya Station is a major railway and transportation hub in central Kobe, Japan, serving multiple train and subway lines and providing access to the city's main commercial and tourist areas.
- 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: Oppama Station Triple: [Oppama, Japan, hasRailwayStation, Oppama Station]
Generated description
Oppama Station is a railway station in Yokosuka, Kanagawa Prefecture, Japan, serving passengers on the Keikyū Main Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Oppama Station Target entity description: Oppama Station is a railway station in Yokosuka, Kanagawa Prefecture, Japan, serving passengers on the Keikyū Main Line.
-
A.
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.
-
B.
Omoromachi Station
Omoromachi Station is a passenger stop on the Okinawa Urban Monorail (Yui Rail) serving the Omoromachi district of Naha, Okinawa, Japan.
-
C.
Imamiya Station
Imamiya Station is a railway station in Osaka, Japan, served by JR West and functioning as a local transit hub connecting several urban lines.
-
D.
Homachi Station
Homachi Station is a major underground railway station in central Osaka, Japan, serving as an important interchange hub on the Osaka Metro network.
-
E.
Sannomiya Station
Sannomiya Station is a major railway and transportation hub in central Kobe, Japan, serving multiple train and subway lines and providing access to the city's main commercial and tourist areas.
- F. None of above. chosen
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_69bd440d96a48190b0c87069adef2af1 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6d9fa0b08190ab1fc7ec395dca37 |
completed | March 20, 2026, 3:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e6e6968aec8190a9d1e51ac7e87853 |
completed | April 21, 2026, 2:53 a.m. |
| NEDg | Description generation | batch_69e6ec59994c8190b1de0bec84324fa1 |
completed | April 21, 2026, 3:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e6f8ec88e88190bfa21c2d06d67bd8 |
completed | April 21, 2026, 4:11 a.m. |
Created at: March 20, 2026, 1:27 p.m.