Triple
T1189977
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ibaraki |
E25335
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Ibaraki Station
Ibaraki Station is a railway station in Ibaraki, Osaka Prefecture, Japan, serving as a local transit hub on major regional rail lines.
|
E336811
|
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: Ibaraki Station | Statement: [Ibaraki, hasStation, Ibaraki Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ibaraki Station Context triple: [Ibaraki, hasStation, Ibaraki Station]
-
A.
Omiya Station
Omiya Station is a major railway hub in Saitama, Japan, serving numerous JR East lines and Shinkansen routes and functioning as a key gateway between Tokyo and northern Japan.
-
B.
Utsunomiya Station
Utsunomiya Station is a major railway hub in Utsunomiya, Tochigi Prefecture, Japan, served by multiple JR East lines and Shinkansen services.
-
C.
Takadanobaba Station
Takadanobaba Station is a major railway hub in Tokyo’s Shinjuku ward, serving multiple lines and providing convenient access to nearby universities and commercial areas.
-
D.
Kanda Station
Kanda Station is a major railway station in central Tokyo that serves multiple JR East and Tokyo Metro lines and provides convenient access to the city's business districts.
-
E.
Osaki Station
Osaki Station is a major railway hub in Tokyo, Japan, serving multiple JR East lines and connecting central Tokyo with surrounding suburban 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: Ibaraki Station Triple: [Ibaraki, hasStation, Ibaraki Station]
Generated description
Ibaraki Station is a railway station in Ibaraki, Osaka Prefecture, Japan, serving as a local transit hub on major regional rail lines.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ibaraki Station Target entity description: Ibaraki Station is a railway station in Ibaraki, Osaka Prefecture, Japan, serving as a local transit hub on major regional rail lines.
-
A.
Omiya Station
Omiya Station is a major railway hub in Saitama, Japan, serving numerous JR East lines and Shinkansen routes and functioning as a key gateway between Tokyo and northern Japan.
-
B.
Utsunomiya Station
Utsunomiya Station is a major railway hub in Utsunomiya, Tochigi Prefecture, Japan, served by multiple JR East lines and Shinkansen services.
-
C.
Takadanobaba Station
Takadanobaba Station is a major railway hub in Tokyo’s Shinjuku ward, serving multiple lines and providing convenient access to nearby universities and commercial areas.
-
D.
Kanda Station
Kanda Station is a major railway station in central Tokyo that serves multiple JR East and Tokyo Metro lines and provides convenient access to the city's business districts.
-
E.
Osaki Station
Osaki Station is a major railway hub in Tokyo, Japan, serving multiple JR East lines and connecting central Tokyo with surrounding suburban 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_69a49427d98881908646d6c63b8cea1e |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bd58d8d88190b8d9c9c9de7f4e97 |
completed | March 1, 2026, 10:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b26188fe788190a4e7055b5a507006 |
completed | March 12, 2026, 6:47 a.m. |
| NEDg | Description generation | batch_69b2628d1e648190a3d6d13fd4e703bb |
completed | March 12, 2026, 6:51 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b262cf857081909b454e4d7225f445 |
completed | March 12, 2026, 6:53 a.m. |
Created at: March 1, 2026, 7:45 p.m.