Triple
T6094126
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Odawara Station |
E135835
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Izuhakone Railway
Izuhakone Railway is a Japanese private railway company operating local train and bus services primarily in the Hakone and Izu regions of Kanagawa and Shizuoka Prefectures.
|
E522025
|
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: Izuhakone Railway | Statement: [Odawara Station, operator, Izuhakone Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Izuhakone Railway Context triple: [Odawara Station, operator, Izuhakone Railway]
-
A.
Izuhakone Railway Sunzu Line
The Izuhakone Railway Sunzu Line is a regional railway line in Shizuoka Prefecture, Japan, connecting Mishima with the Izu Peninsula and serving as a key local commuter and tourist route.
-
B.
Valsugana Railway
The Valsugana Railway is a regional rail line in northern Italy that connects Trento with Bassano del Grappa through the Valsugana valley.
-
C.
Saitama Railway
Saitama Railway is a Japanese railway company operating a key commuter line that connects Saitama Prefecture with the greater Tokyo metropolitan rail network.
-
D.
Yumesaki Line
The Yumesaki Line is a railway line in Osaka, Japan, primarily serving access to the Osaka Bay area including major attractions such as Universal Studios Japan.
-
E.
Wakayamakō Line
The Wakayamakō Line is a railway line in Wakayama Prefecture, Japan, providing passenger service between central Wakayama and the Wakayama Port area.
- 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: Izuhakone Railway Triple: [Odawara Station, operator, Izuhakone Railway]
Generated description
Izuhakone Railway is a Japanese private railway company operating local train and bus services primarily in the Hakone and Izu regions of Kanagawa and Shizuoka Prefectures.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Izuhakone Railway Target entity description: Izuhakone Railway is a Japanese private railway company operating local train and bus services primarily in the Hakone and Izu regions of Kanagawa and Shizuoka Prefectures.
-
A.
Izuhakone Railway Sunzu Line
chosen
The Izuhakone Railway Sunzu Line is a regional railway line in Shizuoka Prefecture, Japan, connecting Mishima with the Izu Peninsula and serving as a key local commuter and tourist route.
-
B.
Valsugana Railway
The Valsugana Railway is a regional rail line in northern Italy that connects Trento with Bassano del Grappa through the Valsugana valley.
-
C.
Saitama Railway
Saitama Railway is a Japanese railway company operating a key commuter line that connects Saitama Prefecture with the greater Tokyo metropolitan rail network.
-
D.
Yumesaki Line
The Yumesaki Line is a railway line in Osaka, Japan, primarily serving access to the Osaka Bay area including major attractions such as Universal Studios Japan.
-
E.
Wakayamakō Line
The Wakayamakō Line is a railway line in Wakayama Prefecture, Japan, providing passenger service between central Wakayama and the Wakayama Port area.
- F. None of above.
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_69c0087cd3c48190b459848c72d84eb1 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c05a9516ec819093e94ee8d3244e1b |
completed | March 22, 2026, 9:09 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c518d771408190bcff32f692c2b9fd |
completed | March 26, 2026, 11:30 a.m. |
| NEDg | Description generation | batch_69c52d745a3081909435f227a4f46317 |
completed | March 26, 2026, 12:58 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c59088b4b48190a31435c37d83f287 |
completed | March 26, 2026, 8:01 p.m. |
Created at: March 22, 2026, 4:12 p.m.