Higashimatsushima, Miyagi Prefecture, Japan
E458840
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Higashimatsushima, Miyagi Prefecture, Japan canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4643374 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Higashimatsushima, Miyagi Prefecture, Japan Context triple: [Blue Impulse, garrisonLocation, Higashimatsushima, Miyagi Prefecture, Japan]
-
A.
Sendai, Miyagi, Japan
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.
Kanegasaki, Iwate, Japan
Kanegasaki is a rural town in Iwate Prefecture in Japan’s Tōhoku region, known for its agricultural landscape and historical sites.
-
C.
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.
-
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.
Yonezawa, Yamagata, Japan
Yonezawa, Yamagata, Japan is a historic castle town in northeastern Honshu known for its samurai heritage, Yonezawa beef, and scenic mountainous surroundings.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Higashimatsushima, Miyagi Prefecture, Japan Target entity description: 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.
-
A.
Sendai, Miyagi, Japan
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.
Kanegasaki, Iwate, Japan
Kanegasaki is a rural town in Iwate Prefecture in Japan’s Tōhoku region, known for its agricultural landscape and historical sites.
-
C.
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.
-
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.
Yonezawa, Yamagata, Japan
Yonezawa, Yamagata, Japan is a historic castle town in northeastern Honshu known for its samurai heritage, Yonezawa beef, and scenic mountainous surroundings.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
municipality ⓘ |
| administrativeStatus | city ⓘ |
| affectedBy |
2011 Tōhoku earthquake and tsunami
NERFINISHED
ⓘ
earthquake ⓘ tsunami ⓘ |
| belongsToRegion | Tōhoku NERFINISHED ⓘ |
| country | Japan ⓘ |
| governingCountry | Japan NERFINISHED ⓘ |
| hasAerobaticTeamBase | Blue Impulse NERFINISHED ⓘ |
| hasCoastalFeature |
bays
ⓘ
estuaries ⓘ |
| hasCoastlineOn | Pacific Ocean ⓘ |
| hasDefenseRole | air defense training ⓘ |
| hasDisasterHistory | 2011 Tōhoku earthquake and tsunami NERFINISHED ⓘ |
| hasDisasterRisk |
earthquake
ⓘ
tsunami ⓘ |
| hasEconomicActivity |
agriculture
ⓘ
fishing ⓘ tourism ⓘ |
| hasJapaneseName | 東松島市 NERFINISHED ⓘ |
| hasLanguage | Japanese ⓘ |
| hasLocalGovernmentLevel | city government ⓘ |
| hasMilitaryBase | Japan Air Self-Defense Force base NERFINISHED ⓘ |
| hasPrimaryLanguage | Japanese ⓘ |
| hasReconstructionEffortsAfter | 2011 Tōhoku earthquake and tsunami NERFINISHED ⓘ |
| hasSelfDefenseForceFacility | Japan Air Self-Defense Force base ⓘ |
| hasTransportFacility | air base ⓘ |
| hasTypeOfGovernment | mayor–council system ⓘ |
| hosts | Blue Impulse aerobatic team NERFINISHED ⓘ |
| isCoastalCity | true ⓘ |
| isLocatedInNorthernPartOf | Japan NERFINISHED ⓘ |
| isLocatedOnTectonicBoundaryRegion | Japan Trench area NERFINISHED ⓘ |
| isMunicipalityOf | Miyagi Prefecture NERFINISHED ⓘ |
| isPartOf |
Japan
NERFINISHED
ⓘ
Miyagi Prefecture NERFINISHED ⓘ |
| isUrbanAreaType | city ⓘ |
| knownFor |
Blue Impulse aerobatic team
NERFINISHED
ⓘ
Japan Air Self-Defense Force base ⓘ being heavily affected by the 2011 Tōhoku earthquake and tsunami ⓘ |
| locatedIn |
Miyagi Prefecture
NERFINISHED
ⓘ
Tōhoku region NERFINISHED ⓘ |
| locatedInIsland | Honshū NERFINISHED ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| locatedOn | Pacific coast of Japan ⓘ |
| regionType | coastal ⓘ |
| timeZoneUTCOffset | +9 ⓘ |
| wasHeavilyDamagedBy | 2011 Tōhoku earthquake and tsunami ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Higashimatsushima, Miyagi Prefecture, Japan Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.