Triple
T11854635
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ohmi Railway Main Line |
E282002
|
entity |
| Predicate | formerOwner |
P347
|
FINISHED |
| Object |
Ohmi Railway (pre-war private railway)
Ohmi Railway (pre-war private railway) was a Japanese private railway company that operated regional rail services in Shiga Prefecture before World War II and later evolved into the modern Ohmi Railway.
|
E948996
|
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: Ohmi Railway (pre-war private railway) | Statement: [Ohmi Railway Main Line, formerOwner, Ohmi Railway (pre-war private railway)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ohmi Railway (pre-war private railway) Context triple: [Ohmi Railway Main Line, formerOwner, Ohmi Railway (pre-war private railway)]
-
A.
Matsuura Railway
Matsuura Railway is a Japanese regional railway company that operates local train services in Nagasaki and Saga Prefectures.
-
B.
Ise Railway
Ise Railway is a Japanese railway company operating local train services in Mie Prefecture, particularly serving the Suzuka area.
-
C.
Ohmi Railway Main Line
The Ohmi Railway Main Line is a regional rail line in Shiga Prefecture, Japan, operated by Ohmi Railway and serving communities including the city of Omihachiman.
-
D.
Hankai Tramway Co.
Hankai Tramway Co. is a Japanese private railway company that operates historic streetcar and tram services in the Osaka and Sakai areas.
-
E.
Sanyo Electric Railway
Sanyo Electric Railway is a Japanese private railway company operating commuter rail services primarily in Hyōgo Prefecture, including routes that interconnect with other major regional rail networks.
- 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: Ohmi Railway (pre-war private railway) Triple: [Ohmi Railway Main Line, formerOwner, Ohmi Railway (pre-war private railway)]
Generated description
Ohmi Railway (pre-war private railway) was a Japanese private railway company that operated regional rail services in Shiga Prefecture before World War II and later evolved into the modern Ohmi Railway.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ohmi Railway (pre-war private railway) Target entity description: Ohmi Railway (pre-war private railway) was a Japanese private railway company that operated regional rail services in Shiga Prefecture before World War II and later evolved into the modern Ohmi Railway.
-
A.
Matsuura Railway
Matsuura Railway is a Japanese regional railway company that operates local train services in Nagasaki and Saga Prefectures.
-
B.
Ise Railway
Ise Railway is a Japanese railway company operating local train services in Mie Prefecture, particularly serving the Suzuka area.
-
C.
Ohmi Railway Main Line
The Ohmi Railway Main Line is a regional rail line in Shiga Prefecture, Japan, operated by Ohmi Railway and serving communities including the city of Omihachiman.
-
D.
Hankai Tramway Co.
Hankai Tramway Co. is a Japanese private railway company that operates historic streetcar and tram services in the Osaka and Sakai areas.
-
E.
Sanyo Electric Railway
Sanyo Electric Railway is a Japanese private railway company operating commuter rail services primarily in Hyōgo Prefecture, including routes that interconnect with other major regional rail networks.
- 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_69d6ab287ba48190a5178779fd19b9b7 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d8a697f4108190af984932d2118472 |
completed | April 10, 2026, 7:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f167c9d4e88190bfaadada0450e639 |
completed | April 29, 2026, 2:07 a.m. |
| NEDg | Description generation | batch_69f17006e6108190b51b20ddf6d2368c |
completed | April 29, 2026, 2:42 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f17819af5c8190a98db3cd8eff8da2 |
completed | April 29, 2026, 3:16 a.m. |
Created at: April 8, 2026, 9:43 p.m.