Triple
T37010281
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ōmagari–Akita section |
E915922
|
entity |
| Predicate | connectsWithRailwayLineAtTerminus |
P189485
|
FINISHED |
| Object |
Ōu Main Line at Ōmagari Station
The Ōu Main Line at Ōmagari Station is a key railway junction in Akita Prefecture, Japan, where the main north–south trunk line intersects with regional services including the Ōmagari–Akita section.
|
E2209628
|
NE FINISHED |
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: Ōu Main Line at Ōmagari Station | Statement: [Ōmagari–Akita section, connectsWithRailwayLineAtTerminus, Ōu Main Line at Ōmagari Station]
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: Ōu Main Line at Ōmagari Station Triple: [Ōmagari–Akita section, connectsWithRailwayLineAtTerminus, Ōu Main Line at Ōmagari Station]
Generated description
The Ōu Main Line at Ōmagari Station is a key railway junction in Akita Prefecture, Japan, where the main north–south trunk line intersects with regional services including the Ōmagari–Akita section.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: connectsWithRailwayLineAtTerminus Context triple: [Ōmagari–Akita section, connectsWithRailwayLineAtTerminus, Ōu Main Line at Ōmagari Station]
-
A.
railLineTerminus
Indicates that a rail line ends or terminates at the specified location or station.
-
B.
connectsToRailStation
Indicates that one entity has a direct link, route, or access connection to a rail station.
-
C.
railTerminusFor
Indicates that one location serves as the final or terminal rail station or endpoint for a specified rail line or service.
-
D.
railwayTerminalServed
chosen
Indicates that a railway terminal is served by, or has service connections with, a particular railway line, route, or operator.
-
E.
servedByRailwayTerminus
Indicates that a place or location is provided rail transport services by a specific railway terminus.
- F. None of above.
Provenance (6 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_69f76e90ed548190b187d2475f5c807d |
completed | May 3, 2026, 3:49 p.m. |
| NER | Named-entity recognition | batch_69ffc605b0648190a7abe9128b0d857a |
completed | May 9, 2026, 11:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a3e576ecbb8819088c982b3775b7524 |
completed | June 26, 2026, 10:41 a.m. |
| NEDg | Description generation | batch_6a3e58a34e688190a6e038ceea930eb8 |
completed | June 26, 2026, 10:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a3e82e340948190b61755e3e1751418 |
completed | June 26, 2026, 1:47 p.m. |
| PD | Predicate disambiguation | batch_69ffc5742d80819099f947ece78d5700 |
completed | May 9, 2026, 11:38 p.m. |
Created at: May 3, 2026, 4:14 p.m.