Triple
T10695987
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fukushima Prefecture |
E252139
|
entity |
| Predicate | hasRailwayLine |
P848
|
FINISHED |
| Object |
Banetsu East Line
The Banetsu East Line is a regional railway line in Japan operated by JR East that connects the inland city of Kōriyama with the Niigata area, running through the mountainous interior of Fukushima and Niigata Prefectures.
|
E1101831
|
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: Banetsu East Line | Statement: [Fukushima Prefecture, hasRailwayLine, Banetsu East Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Banetsu East Line Context triple: [Fukushima Prefecture, hasRailwayLine, Banetsu East Line]
-
A.
Banetsu West Line
The Banetsu West Line is a regional railway route in Japan operated by JR East that connects Fukushima Prefecture with Niigata Prefecture through the mountainous interior of Honshu.
-
B.
Rikuu East Line
The Rikuu East Line is a regional railway line in northern Japan operated by JR East that connects communities within Yamagata Prefecture.
-
C.
Honshi-Bisan Line
The Honshi-Bisan Line is a railway line in Japan that forms the rail link across the Seto Inland Sea between Honshu and Shikoku, running over the Seto Ohashi Bridge system.
-
D.
Den-en-toshi Line
The Den-en-toshi Line is a major commuter railway line in the Greater Tokyo area that connects central Tokyo with suburban residential districts.
-
E.
Sanyo Main Line
The Sanyo Main Line is a major railway corridor in western Japan connecting the Kansai and Chugoku regions along the Seto Inland Sea coast.
- 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: Banetsu East Line Triple: [Fukushima Prefecture, hasRailwayLine, Banetsu East Line]
Generated description
The Banetsu East Line is a regional railway line in Japan operated by JR East that connects the inland city of Kōriyama with the Niigata area, running through the mountainous interior of Fukushima and Niigata Prefectures.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Banetsu East Line Target entity description: The Banetsu East Line is a regional railway line in Japan operated by JR East that connects the inland city of Kōriyama with the Niigata area, running through the mountainous interior of Fukushima and Niigata Prefectures.
-
A.
Banetsu West Line
The Banetsu West Line is a regional railway route in Japan operated by JR East that connects Fukushima Prefecture with Niigata Prefecture through the mountainous interior of Honshu.
-
B.
Rikuu East Line
The Rikuu East Line is a regional railway line in northern Japan operated by JR East that connects communities within Yamagata Prefecture.
-
C.
Honshi-Bisan Line
The Honshi-Bisan Line is a railway line in Japan that forms the rail link across the Seto Inland Sea between Honshu and Shikoku, running over the Seto Ohashi Bridge system.
-
D.
Den-en-toshi Line
The Den-en-toshi Line is a major commuter railway line in the Greater Tokyo area that connects central Tokyo with suburban residential districts.
-
E.
Sanyo Main Line
The Sanyo Main Line is a major railway corridor in western Japan connecting the Kansai and Chugoku regions along the Seto Inland Sea coast.
- 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_69d6aa5bd7c08190a816e733b4045c23 |
completed | April 8, 2026, 7:19 p.m. |
| NER | Named-entity recognition | batch_69d6fd3af5248190ab807965255e9ad2 |
completed | April 9, 2026, 1:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd6d6d4bd8819087902472e77e0d38 |
completed | May 8, 2026, 4:58 a.m. |
| NEDg | Description generation | batch_69fd6e0714888190be0c858dd86e0d97 |
completed | May 8, 2026, 5 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fd6ebb8154819082f45775687ade07 |
completed | May 8, 2026, 5:03 a.m. |
Created at: April 8, 2026, 9:11 p.m.