Triple
T14237653
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hokkaido Shinkansen |
E352926
|
entity |
| Predicate | passesThroughStructure |
P11198
|
FINISHED |
| Object | Seikan Tunnel |
E1091466
|
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: Seikan Tunnel | Statement: [Hokkaido Shinkansen, passesThroughStructure, Seikan Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seikan Tunnel Context triple: [Hokkaido Shinkansen, passesThroughStructure, Seikan Tunnel]
-
A.
Seikan Tunnel
chosen
The Seikan Tunnel is a 53.85-kilometer undersea railway tunnel in Japan that connects the islands of Honshu and Hokkaido beneath the Tsugaru Strait.
-
B.
Kanmon Tunnel
The Kanmon Tunnel is an undersea railway and road tunnel in Japan that links the islands of Honshu and Kyushu beneath the Kanmon Straits.
-
C.
Tateyama Tunnel
Tateyama Tunnel is a high-altitude mountain tunnel in Japan that forms part of the scenic Tateyama Kurobe Alpine Route through the Northern Japan Alps.
-
D.
Usui Pass tunnel system
The Usui Pass tunnel system is a series of long railway tunnels in Japan that carry high-speed Shinkansen trains through the mountainous Usui Pass region.
-
E.
Ohashi
Ohashi is a neighborhood within Tokyo’s Meguro ward, known as a residential area with convenient urban access.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: passesThroughStructure Context triple: [Hokkaido Shinkansen, passesThroughStructure, Seikan Tunnel]
-
A.
isPassedThroughBy
chosen
Indicates that something serves as a medium, route, or channel through which another thing moves, flows, or is transmitted.
-
B.
passesThroughArea
Indicates that an entity moves or extends through the spatial region defined by another entity or area.
-
C.
passesUnder
Indicates that one entity moves or extends beneath another entity, typically crossing below it without direct contact.
-
D.
passesThroughFacility
Indicates that something (such as a person, object, or shipment) moves through or is routed via a particular facility as part of its path or process.
-
E.
passesThroughState
Indicates that something (such as a route, path, or process) traverses or goes through a particular state or region during its course.
- F. None of above.
Provenance (4 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_69d8278adc7c8190a9218d69bce3c4e6 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de62422e28819089e7115052a28c96 |
completed | April 14, 2026, 3:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd46794e9c819093312a2c304e554e |
completed | May 8, 2026, 2:12 a.m. |
| PD | Predicate disambiguation | batch_69de05bf069c8190b69f00f00f5eb126 |
completed | April 14, 2026, 9:15 a.m. |
Created at: April 10, 2026, 1:08 a.m.