Triple
T21968600
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 高崎駅 |
E542522
|
entity |
| Predicate | 運営会社 |
P62102
|
FINISHED |
| Object | 上信電鉄 |
—
|
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: 上信電鉄 | Statement: [高崎駅, 運営会社, 上信電鉄]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 上信電鉄 Context triple: [高崎駅, 運営会社, 上信電鉄]
-
A.
Keisei Electric Railway
Keisei Electric Railway is a major private railway operator in the Greater Tokyo area, best known for linking central Tokyo with Chiba Prefecture and Narita International Airport.
-
B.
Odakyu Electric Railway
Odakyu Electric Railway is a major private railway company in Japan that operates commuter and limited express train services connecting central Tokyo with surrounding suburban and regional areas.
-
C.
Ichibata Electric Railway
Ichibata Electric Railway is a private regional railway operator in Shimane Prefecture, Japan, best known for running local lines that connect Izumo and surrounding areas, including access to the Izumo Taisha shrine.
-
D.
Keifuku Electric Railroad
Keifuku Electric Railroad is a Japanese private railway company in Kyoto best known for operating the Randen tram lines that serve popular sightseeing areas such as Arashiyama.
-
E.
Eizan Electric Railway
Eizan Electric Railway is a Japanese private railway company in Kyoto that operates scenic local train lines connecting the city to the northern mountainous and temple-rich areas.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 上信電鉄 Target entity description: 上信電鉄は、群馬県高崎市を拠点に高崎駅と下仁田駅を結ぶ上信電鉄線を運行する日本の地方私鉄会社です。
-
A.
Keisei Electric Railway
Keisei Electric Railway is a major private railway operator in the Greater Tokyo area, best known for linking central Tokyo with Chiba Prefecture and Narita International Airport.
-
B.
Odakyu Electric Railway
Odakyu Electric Railway is a major private railway company in Japan that operates commuter and limited express train services connecting central Tokyo with surrounding suburban and regional areas.
-
C.
Ichibata Electric Railway
Ichibata Electric Railway is a private regional railway operator in Shimane Prefecture, Japan, best known for running local lines that connect Izumo and surrounding areas, including access to the Izumo Taisha shrine.
-
D.
Keifuku Electric Railroad
Keifuku Electric Railroad is a Japanese private railway company in Kyoto best known for operating the Randen tram lines that serve popular sightseeing areas such as Arashiyama.
-
E.
Eizan Electric Railway
Eizan Electric Railway is a Japanese private railway company in Kyoto that operates scenic local train lines connecting the city to the northern mountainous and temple-rich areas.
- F. None of above. chosen
Provenance (2 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_69e0c48070988190909db97667b9a0ac |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f1245d50d08190a4bf93139daa77eb |
completed | April 28, 2026, 9:19 p.m. |
Created at: April 16, 2026, 8:02 p.m.