Triple
T21715737
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 高崎線 |
E536023
|
entity |
| Predicate | 旧社名 |
P48196
|
FINISHED |
| Object | 日本国有鉄道 |
—
|
NE NERFINISHED |
How this triple was built (3 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: 日本国有鉄道 | Statement: [高崎線, 旧社名, 日本国有鉄道]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 日本国有鉄道 Context triple: [高崎線, 旧社名, 日本国有鉄道]
-
A.
日本国有鉄道清算事業団
日本国有鉄道清算事業団は、日本国有鉄道(国鉄)の分割・民営化に伴い、その債務処理や資産整理を行うために設立された清算機関です。
-
B.
四国旅客鉄道
四国旅客鉄道(JR四国)は、日本の四国地方で在来線や特急列車などを運行するJRグループの旅客鉄道会社です。
-
C.
Japanese National Railways
chosen
Japanese National Railways was Japan’s former state-owned railway company that operated the country’s nationwide rail network until its privatization and breakup in 1987.
-
D.
Japan Railway Construction Public Corporation
Japan Railway Construction Public Corporation was a former Japanese government agency responsible for planning and constructing railway lines and related infrastructure.
-
E.
Japan Railways Group
Japan Railways Group is a major network of regional railway companies in Japan that emerged from the privatization of the former Japanese National Railways and operates much of the country’s passenger rail services, including high-speed Shinkansen lines.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: 旧社名 Context triple: [高崎線, 旧社名, 日本国有鉄道]
-
A.
formerName
Indicates that an entity was previously known by a different name in the past.
-
B.
formerNameOfDistrict
Indicates that one district previously had a different official name, which is the value linked by this predicate.
-
C.
originalSettlementName
Indicates the name by which a settlement was originally known before any later renaming or reclassification.
-
D.
formerOrganization
chosen
Indicates that an entity was previously affiliated with or employed by a given organization, but is no longer associated with it.
-
E.
hasFormerStreetName
Indicates that an entity (such as a street or place) was previously known by a different street name.
- F. None of above.
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_69e0c46c6dd88190a595375fa6ebd701 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69efb53761b48190954a46e8155a84f0 |
completed | April 27, 2026, 7:12 p.m. |
| PD | Predicate disambiguation | batch_69e6969725bc81908e7ad19619ba2688 |
completed | April 20, 2026, 9:11 p.m. |
Created at: April 16, 2026, 6:47 p.m.