Triple
T11854638
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ohmi Railway Main Line |
E282002
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object |
Ohmi Railway 100 series
The Ohmi Railway 100 series is a type of Japanese electric multiple unit train operated by Ohmi Railway, primarily used for local passenger services on its regional lines in Shiga Prefecture.
|
E952880
|
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 100 series | Statement: [Ohmi Railway Main Line, rollingStock, Ohmi Railway 100 series]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ohmi Railway 100 series Context triple: [Ohmi Railway Main Line, rollingStock, Ohmi Railway 100 series]
-
A.
Ohmi Railway 700 series
The Ohmi Railway 700 series is a type of Japanese electric multiple unit train operated by Ohmi Railway on its regional lines in Shiga Prefecture.
-
B.
Ohmi Railway 800 series
The Ohmi Railway 800 series is a type of electric multiple unit train operated by the private Ohmi Railway company in Shiga Prefecture, Japan.
-
C.
Keio 1000 series EMU
The Keio 1000 series EMU is a Japanese electric multiple unit train operated by Keio Corporation, known for serving Tokyo’s Inokashira Line with modern, colorful commuter rolling stock.
-
D.
Toei 6500 series EMU
The Toei 6500 series EMU is a modern Japanese electric multiple unit train operated by the Tokyo Metropolitan Bureau of Transportation, designed for through-services on Tokyo subway and interconnecting commuter lines.
-
E.
Toei 6300 series EMU
The Toei 6300 series EMU is a Japanese electric multiple unit train type operated by the Tokyo Metropolitan Bureau of Transportation, primarily used on through-services connecting the Toei Mita Line with other suburban lines.
- 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 100 series Triple: [Ohmi Railway Main Line, rollingStock, Ohmi Railway 100 series]
Generated description
The Ohmi Railway 100 series is a type of Japanese electric multiple unit train operated by Ohmi Railway, primarily used for local passenger services on its regional lines in Shiga Prefecture.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ohmi Railway 100 series Target entity description: The Ohmi Railway 100 series is a type of Japanese electric multiple unit train operated by Ohmi Railway, primarily used for local passenger services on its regional lines in Shiga Prefecture.
-
A.
Ohmi Railway 700 series
The Ohmi Railway 700 series is a type of Japanese electric multiple unit train operated by Ohmi Railway on its regional lines in Shiga Prefecture.
-
B.
Ohmi Railway 800 series
The Ohmi Railway 800 series is a type of electric multiple unit train operated by the private Ohmi Railway company in Shiga Prefecture, Japan.
-
C.
Keio 1000 series EMU
The Keio 1000 series EMU is a Japanese electric multiple unit train operated by Keio Corporation, known for serving Tokyo’s Inokashira Line with modern, colorful commuter rolling stock.
-
D.
Toei 6500 series EMU
The Toei 6500 series EMU is a modern Japanese electric multiple unit train operated by the Tokyo Metropolitan Bureau of Transportation, designed for through-services on Tokyo subway and interconnecting commuter lines.
-
E.
Toei 6300 series EMU
The Toei 6300 series EMU is a Japanese electric multiple unit train type operated by the Tokyo Metropolitan Bureau of Transportation, primarily used on through-services connecting the Toei Mita Line with other suburban lines.
- 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_69f41798b5888190b615d4e23fe3d55e |
completed | May 1, 2026, 3:01 a.m. |
| NEDg | Description generation | batch_69f41f16f43c81909f5d36e8b4b0b9c3 |
completed | May 1, 2026, 3:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f4225a4b5c8190958aaddbd10035b1 |
completed | May 1, 2026, 3:47 a.m. |
Created at: April 8, 2026, 9:43 p.m.