Triple
T19676497
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ibaraki Airport |
E472464
|
entity |
| Predicate | servesRegion |
P82
|
FINISHED |
| Object | Northern Kantō |
—
|
NE NERFINISHED |
How this triple was built (2 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: Northern Kantō | Statement: [Ibaraki Airport, servesRegion, Northern Kantō]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northern Kantō Context triple: [Ibaraki Airport, servesRegion, Northern Kantō]
-
A.
North Kantō
chosen
North Kantō is a subregion in eastern Japan generally referring to the inland northern prefectures of the Kantō region, known for their mix of industrial cities, agriculture, and natural landscapes.
-
B.
South Kantō
South Kantō is a major subregion of Japan’s Kantō area that includes the Tokyo metropolitan zone and its surrounding prefectures, serving as one of the country’s primary political, economic, and population centers.
-
C.
Kantō region
The Kantō region is a major geographical and economic area of eastern Honshu, Japan, encompassing Tokyo and several surrounding prefectures and serving as the country’s political and population center.
-
D.
Tokachi region
The Tokachi region is an agricultural and dairy-producing area in eastern Hokkaido, Japan, known for its vast plains, food products, and hot springs.
-
E.
northern Honshū
Northern Honshū is the northern region of Japan’s largest island, known for its rugged landscapes, cold climate, and historical role as a frontier area distinct from the political centers to the south.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e514f2e08190ba70a4449519d218 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e641bbea8c8190b0ad841d95068e0e |
completed | April 20, 2026, 3:09 p.m. |
Created at: April 10, 2026, 1:45 p.m.