Sendai Bay
E870746
Sendai Bay is a large bay on the Pacific coast of northeastern Honshu, Japan, known for its fishing grounds, ports, and vulnerability to tsunamis.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sendai Bay canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10352244 — 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: Sendai Bay Context triple: [Honshu coast, hasMajorBay, Sendai Bay]
-
A.
Mutsu Bay
Mutsu Bay is a large, sheltered bay in northern Honshu, Japan, known for its scallop fisheries and surrounding coastal scenery in Aomori Prefecture.
-
B.
Ryōtsu Bay
Ryōtsu Bay is a coastal inlet on Sado Island in Niigata Prefecture, Japan, known for its scenic harbor and role as a local fishing and ferry port.
-
C.
Toyama Bay
Toyama Bay is a deep, semi-enclosed bay on the northern coast of Japan’s Honshu island, known for its rich fisheries, steep underwater topography, and bioluminescent firefly squid.
-
D.
Hakodate Bay
Hakodate Bay is a coastal inlet on the southern shore of Hokkaido, Japan, known for its strategic maritime location and as the site of the decisive 1869 Naval Battle of Hakodate during the Boshin War.
-
E.
Suruga Bay
Suruga Bay is a deep coastal bay on the Pacific coast of central Honshu, Japan, known for its steep underwater topography and proximity to Mount Fuji.
- 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: Sendai Bay Target entity description: Sendai Bay is a large bay on the Pacific coast of northeastern Honshu, Japan, known for its fishing grounds, ports, and vulnerability to tsunamis.
-
A.
Mutsu Bay
Mutsu Bay is a large, sheltered bay in northern Honshu, Japan, known for its scallop fisheries and surrounding coastal scenery in Aomori Prefecture.
-
B.
Ryōtsu Bay
Ryōtsu Bay is a coastal inlet on Sado Island in Niigata Prefecture, Japan, known for its scenic harbor and role as a local fishing and ferry port.
-
C.
Toyama Bay
Toyama Bay is a deep, semi-enclosed bay on the northern coast of Japan’s Honshu island, known for its rich fisheries, steep underwater topography, and bioluminescent firefly squid.
-
D.
Hakodate Bay
Hakodate Bay is a coastal inlet on the southern shore of Hokkaido, Japan, known for its strategic maritime location and as the site of the decisive 1869 Naval Battle of Hakodate during the Boshin War.
-
E.
Suruga Bay
Suruga Bay is a deep coastal bay on the Pacific coast of central Honshu, Japan, known for its steep underwater topography and proximity to Mount Fuji.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | bay ⓘ |
| adjacentToCity |
Ishinomaki
NERFINISHED
ⓘ
Iwanuma NERFINISHED ⓘ Natori NERFINISHED ⓘ Sendai NERFINISHED ⓘ Shiogama NERFINISHED ⓘ Watari NERFINISHED ⓘ Yamamoto NERFINISHED ⓘ |
| affectedBy | 2011 Tohoku earthquake and tsunami NERFINISHED ⓘ |
| coastType |
alluvial plain coast
ⓘ
sandy coast ⓘ |
| country | Japan ⓘ |
| hasEcosystem |
coastal marine ecosystem
ⓘ
estuarine habitats ⓘ seagrass beds ⓘ |
| hasPort |
Ishinomaki Port
NERFINISHED
ⓘ
Port of Sendai-Shiogama NERFINISHED ⓘ Sendai Port NERFINISHED ⓘ Shiogama Port NERFINISHED ⓘ |
| hasRisk |
storm surge flooding
ⓘ
tsunami hazard ⓘ |
| knownFor |
aquaculture
ⓘ
coastal ports ⓘ commercial fisheries ⓘ marine transportation ⓘ rich fishing grounds ⓘ vulnerability to tsunamis ⓘ |
| locatedIn | Pacific Ocean ⓘ |
| locatedInPrefecture |
Fukushima Prefecture
NERFINISHED
ⓘ
Miyagi Prefecture NERFINISHED ⓘ |
| locatedInRegion | northeastern Honshu ⓘ |
| locatedInSeaArea |
offshore of Fukushima Prefecture
ⓘ
offshore of Miyagi Prefecture ⓘ |
| locatedOnCoastOf | Honshu NERFINISHED ⓘ |
| near |
Matsushima Bay
NERFINISHED
ⓘ
Sendai Plain NERFINISHED ⓘ |
| oceanographicFeature |
continental shelf area
ⓘ
shallow coastal waters ⓘ |
| partOf | Tohoku region NERFINISHED ⓘ |
| supportsIndustry |
fishing industry
ⓘ
port logistics ⓘ seafood processing ⓘ shipping ⓘ |
| usedFor |
commercial fishing
ⓘ
port access ⓘ recreational fishing ⓘ shipping routes ⓘ |
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: Sendai Bay Description of subject: Sendai Bay is a large bay on the Pacific coast of northeastern Honshu, Japan, known for its fishing grounds, ports, and vulnerability to tsunamis.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.