Battle of Bun'ei
E786626
The Battle of Bun'ei was a 1274 Mongol-led invasion attempt against Japan that was repelled near Hakata Bay, marking the first of the famous failed Mongol invasions of Japan.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Battle of Bun'ei canonical | 1 |
| Battle of Kōan | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9165553 — 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: Battle of Bun'ei Context triple: [Hakata Bay, historicalEventSite, Battle of Bun'ei]
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A.
Battle of Shiroyama
The Battle of Shiroyama was the climactic 1877 clash in which Saigō Takamori’s samurai forces were decisively defeated by the modern Imperial Japanese Army, symbolizing the end of the samurai era in Japan.
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B.
Battle of Ichi-no-Tani
The Battle of Ichi-no-Tani was a pivotal 1184 clash in Japan’s Genpei War in which Minamoto forces routed the Taira clan by attacking their coastal fortress from both land and sea.
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C.
Battle of Tabaruzaka
The Battle of Tabaruzaka was a major 1877 clash in Japan between imperial government forces and samurai rebels, marking one of the bloodiest and most decisive engagements of the Satsuma Rebellion.
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D.
Battle of Ishibashiyama
The Battle of Ishibashiyama was an early and ultimately unsuccessful engagement in 1180 in which Minamoto no Yoritomo first raised arms against the Taira clan during Japan’s Genpei War.
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E.
Battle of Nibeiwa
The Battle of Nibeiwa was a key early World War II engagement in December 1940 in Egypt, where British and Commonwealth forces launched a successful surprise attack against Italian camps, helping to initiate the collapse of Italian positions in North Africa.
- 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: Battle of Bun'ei Target entity description: The Battle of Bun'ei was a 1274 Mongol-led invasion attempt against Japan that was repelled near Hakata Bay, marking the first of the famous failed Mongol invasions of Japan.
-
A.
Battle of Shiroyama
The Battle of Shiroyama was the climactic 1877 clash in which Saigō Takamori’s samurai forces were decisively defeated by the modern Imperial Japanese Army, symbolizing the end of the samurai era in Japan.
-
B.
Battle of Ichi-no-Tani
The Battle of Ichi-no-Tani was a pivotal 1184 clash in Japan’s Genpei War in which Minamoto forces routed the Taira clan by attacking their coastal fortress from both land and sea.
-
C.
Battle of Tabaruzaka
The Battle of Tabaruzaka was a major 1877 clash in Japan between imperial government forces and samurai rebels, marking one of the bloodiest and most decisive engagements of the Satsuma Rebellion.
-
D.
Battle of Ishibashiyama
The Battle of Ishibashiyama was an early and ultimately unsuccessful engagement in 1180 in which Minamoto no Yoritomo first raised arms against the Taira clan during Japan’s Genpei War.
-
E.
Battle of Nibeiwa
The Battle of Nibeiwa was a key early World War II engagement in December 1940 in Egypt, where British and Commonwealth forces launched a successful surprise attack against Italian camps, helping to initiate the collapse of Italian positions in North Africa.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Mongol invasion of Japan
ⓘ
battle ⓘ |
| alsoKnownAs |
Bun'ei no eki
NERFINISHED
ⓘ
First Mongol invasion of Japan NERFINISHED ⓘ |
| associatedWith | kamikaze (divine wind) legend NERFINISHED ⓘ |
| belligerent |
Goryeo
NERFINISHED
ⓘ
Japanese forces ⓘ Kamakura shogunate NERFINISHED ⓘ Mongol Empire NERFINISHED ⓘ Yuan dynasty NERFINISHED ⓘ |
| cause | Kublai Khan's attempt to subjugate Japan ⓘ |
| combatantStrength |
Japanese forces several thousand samurai and retainers
ⓘ
Mongol-led forces approximately 20,000–30,000 troops ⓘ |
| commander |
Adachi Kagemori
NERFINISHED
ⓘ
Admiral Hong Dagu NERFINISHED ⓘ Kublai Khan NERFINISHED ⓘ Kusunoki Masashige NERFINISHED ⓘ Liu Fuxiang NERFINISHED ⓘ Shōni Kagesuke NERFINISHED ⓘ |
| conflict | Mongol invasions of Japan NERFINISHED ⓘ |
| country | Japan ⓘ |
| endDate | 1274-11-20 ⓘ |
| followedBy |
Battle of Kōan
NERFINISHED
ⓘ
Second Mongol invasion of Japan NERFINISHED ⓘ |
| hasPart |
land fighting near Hakata
ⓘ
naval engagement at Hakata Bay ⓘ |
| historicalPeriod | Kamakura period NERFINISHED ⓘ |
| impact |
heightened Japanese military preparedness for later invasions
ⓘ
prompted construction of stone defensive walls at Hakata Bay ⓘ |
| location |
Hakata Bay
NERFINISHED
ⓘ
Japan NERFINISHED ⓘ Kyushu NERFINISHED ⓘ |
| notableFor |
defense by samurai of the Kamakura shogunate
ⓘ
early use of explosive bombs in Japan ⓘ first Mongol invasion attempt against Japan ⓘ use of gunpowder weapons by Mongol-led forces ⓘ |
| outcomeDetail | Mongol-led forces withdrew and many ships were lost in a storm ⓘ |
| partOf | Mongol–Japanese conflicts NERFINISHED ⓘ |
| precededBy | Mongol diplomatic missions to Japan NERFINISHED ⓘ |
| primaryTheater | Hakata Bay and surrounding coastal areas NERFINISHED ⓘ |
| result |
Japanese defensive victory
ⓘ
Mongol-led invasion repelled ⓘ |
| significance | marked the beginning of Japan's successful resistance to Mongol expansion ⓘ |
| startDate | 1274-11-19 ⓘ |
| temporalLocation | Bun'ei era NERFINISHED ⓘ |
| typeOfWarfare |
amphibious invasion
ⓘ
land warfare ⓘ naval warfare ⓘ |
| year | 1274 ⓘ |
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: Battle of Bun'ei Description of subject: The Battle of Bun'ei was a 1274 Mongol-led invasion attempt against Japan that was repelled near Hakata Bay, marking the first of the famous failed Mongol invasions of Japan.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Battle of Kōan