Triple
T11406061
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | JR Hokkaido |
E270240
|
entity |
| Predicate | operatesShinkansenSection |
P99139
|
FINISHED |
| Object | Hokkaido Shinkansen |
E352926
|
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: Hokkaido Shinkansen | Statement: [JR Hokkaido, operatesShinkansenSection, Hokkaido Shinkansen]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hokkaido Shinkansen Context triple: [JR Hokkaido, operatesShinkansenSection, Hokkaido Shinkansen]
-
A.
Hokkaido Shinkansen
chosen
Hokkaido Shinkansen is a high-speed railway line in Japan that connects the island of Hokkaido with the main Honshu island via the undersea Seikan Tunnel.
-
B.
Hokuriku Shinkansen
The Hokuriku Shinkansen is a high-speed rail line in Japan connecting Tokyo with cities along the Sea of Japan coast, including Nagano, Toyama, and Kanazawa.
-
C.
Jōetsu Shinkansen
The Jōetsu Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Niigata region, providing rapid passenger service through central Honshu.
-
D.
Yamagata Shinkansen
The Yamagata Shinkansen is a Japanese high-speed "mini-shinkansen" rail line connecting Tokyo with Yamagata Prefecture by upgrading conventional tracks for Shinkansen through-service.
-
E.
Tōhoku Shinkansen
The Tōhoku Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Tōhoku region in the northeast of Honshu.
- 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: operatesShinkansenSection Context triple: [JR Hokkaido, operatesShinkansenSection, Hokkaido Shinkansen]
-
A.
hasShinkansenStop
Indicates that a location is served by and includes a stop for a Shinkansen (high-speed rail) line.
-
B.
railwayTypeServed
Indicates the type of railway system or service that a given entity (such as a station, line, or facility) is designed to serve or accommodate.
-
C.
isElectricRailway
Indicates that a given railway system operates using electric power rather than diesel or other forms of propulsion.
-
D.
railwayLineSection
Indicates a specific segment or portion of a railway line that connects two points along the rail network.
-
E.
miniShinkansenPrecededBy
Indicates that one mini Shinkansen service, line, or project occurs or is implemented after and in sequence to another specified mini Shinkansen service, line, or project.
- 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_69d6aaddeaa8819088b30ef7b50598c9 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8014c820c81908538ba4a08e13230 |
completed | April 9, 2026, 7:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e6e7580c508190a81eadd9015c75ef |
completed | April 21, 2026, 2:56 a.m. |
| PD | Predicate disambiguation | batch_69d7e70ffd708190b62a78ebcbce9f78 |
completed | April 9, 2026, 5:51 p.m. |
| PDg | Predicate description generation | batch_69d80010712c819089ea2e31e664abe1 |
completed | April 9, 2026, 7:37 p.m. |
Created at: April 8, 2026, 9:34 p.m.