Triple
T2427831
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 東北大学 |
E53572
|
entity |
| Predicate | 本部所在地 |
P62
|
FINISHED |
| Object | 宮城県仙台市青葉区 |
E141769
|
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: 宮城県仙台市青葉区 | Statement: [東北大学, 本部所在地, 宮城県仙台市青葉区]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 宮城県仙台市青葉区 Context triple: [東北大学, 本部所在地, 宮城県仙台市青葉区]
-
A.
Iwate Prefecture
Iwate Prefecture is a largely rural, mountainous prefecture in Japan’s Tōhoku region, known for its rugged coastline, cultural heritage sites, and the city of Morioka as its capital.
-
B.
Miyagi Prefecture
chosen
Miyagi Prefecture is a coastal region in Japan’s Tōhoku area, known for its capital city Sendai, scenic Matsushima Bay, and a mix of urban centers and rich natural landscapes.
-
C.
Futaba, Fukushima Prefecture
Futaba, Fukushima Prefecture is a coastal Japanese town in northeastern Honshu best known as one of the municipalities hosting the Fukushima Daiichi Nuclear Power Plant and being heavily affected by the 2011 nuclear disaster.
-
D.
Aomori Prefecture
Aomori Prefecture is Japan’s northernmost prefecture on the main island of Honshu, known for its rugged natural landscapes, apple production, and the city of Aomori.
-
E.
Yamagata Prefecture
Yamagata Prefecture is a largely rural prefecture in Japan’s Tōhoku region, known for its mountains, hot springs, and cherry production.
- 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: 本部所在地 Context triple: [東北大学, 本部所在地, 宮城県仙台市青葉区]
-
A.
headquartersLocation
chosen
Indicates the place where an organization’s main administrative center or principal office is located.
-
B.
hasBaseOfOperations
Indicates that an entity uses a particular location as its primary place of operation or activity.
-
C.
hasHeadquartersBuilding
Indicates that an organization possesses a specific building that serves as its headquarters location.
-
D.
headquartersLocationOfFoundedOrganization
Indicates that a location serves as the headquarters of an organization that was founded there.
-
E.
agencyLocatedIn
Indicates that an agency is situated or based within a specific geographic or administrative location.
- 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_69ab495c44d48190b7235b23719bc3f6 |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abcc74a5108190a3a9631b0cc1a127 |
completed | March 7, 2026, 6:57 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aebf637be4819096874a24e87f84ab |
completed | March 9, 2026, 12:38 p.m. |
| PD | Predicate disambiguation | batch_69abc5aa1b60819081b87f7985c6cff3 |
completed | March 7, 2026, 6:28 a.m. |
Created at: March 6, 2026, 9:42 p.m.