Triple
T11246740
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Department of Radiology, Tohoku University Faculty of Medicine |
E266223
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Sendai, Miyagi Prefecture, Japan |
E266198
|
NE FINISHED |
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: Sendai, Miyagi Prefecture, Japan | Statement: [Department of Radiology, Tohoku University Faculty of Medicine, locatedIn, Sendai, Miyagi Prefecture, Japan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sendai, Miyagi Prefecture, Japan Context triple: [Department of Radiology, Tohoku University Faculty of Medicine, locatedIn, Sendai, Miyagi Prefecture, Japan]
-
A.
Sendai, Miyagi, Japan
chosen
Sendai, the capital city of Miyagi Prefecture in Japan’s Tōhoku region, is a major regional center known for its universities, greenery, and cultural festivals such as the Sendai Tanabata Matsuri.
-
B.
Morioka, Japan
Morioka, Japan is a historic city in Iwate Prefecture on Japan’s main island of Honshu, known for its scenic mountain surroundings, traditional culture, and distinctive local noodle dishes.
-
C.
Kanegasaki, Iwate, Japan
Kanegasaki is a rural town in Iwate Prefecture in Japan’s Tōhoku region, known for its agricultural landscape and historical sites.
-
D.
Taira, Fukushima Prefecture, Japan
Taira, located in Fukushima Prefecture, Japan, is a district of the city of Iwaki known as a regional commercial and administrative center.
-
E.
Higashimatsushima, Miyagi Prefecture, Japan
Higashimatsushima is a coastal city in Miyagi Prefecture, Japan, known for its Japan Air Self-Defense Force base that hosts the Blue Impulse aerobatic team and for being heavily affected by the 2011 Tōhoku earthquake and tsunami.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d6aac7953c8190b82caf9d7640fdf9 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e91c045c81908a9024a8aee32f4d |
completed | April 9, 2026, 5:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4cc69402c8190be8785f892a41c7b |
completed | April 19, 2026, 12:36 p.m. |
Created at: April 8, 2026, 9:31 p.m.