Battle of Masan
E419138
The Battle of Masan was a key early Korean War clash in August 1950 between United Nations and North Korean forces in southwest Korea, whose outcome helped shape the defense of the region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Battle of Masan canonical | 1 |
| Masan campaign | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4138209 — 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.
Target entity: Battle of Masan Context triple: [Busan Perimeter, notableEngagement, Battle of Masan]
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A.
Battle of Miyako Bay
The Battle of Miyako Bay was a naval engagement in 1869 during Japan’s Boshin War, in which remnants of the Tokugawa shogunate’s fleet attempted a surprise attack against Imperial forces as part of the final resistance to the Meiji Restoration.
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B.
Battle of Pungdo
The Battle of Pungdo was a pivotal 1894 naval engagement between Japan and China near Korea that helped trigger full-scale hostilities in the First Sino-Japanese War and showcased the rising power of the Imperial Japanese Navy.
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C.
Battle of Gangut
The Battle of Gangut was a 1714 naval engagement of the Great Northern War in which Russia won its first major victory at sea over Sweden, marking the rise of the Imperial Russian Navy as a significant maritime power.
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D.
Battle of Seikan
The Battle of Seikan, better known as the Battle of Seonghwan, was an early land engagement of the First Sino-Japanese War in 1894, in which Japanese forces defeated Qing Chinese troops in Korea.
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E.
Battle of Seonghwan
The Battle of Seonghwan was an early land engagement in 1894 during the First Sino-Japanese War in which Japanese forces defeated Chinese troops near Asan in Korea, helping secure Japanese control over the Korean Peninsula.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Battle of Masan Target entity description: The Battle of Masan was a key early Korean War clash in August 1950 between United Nations and North Korean forces in southwest Korea, whose outcome helped shape the defense of the region.
-
A.
Battle of Miyako Bay
The Battle of Miyako Bay was a naval engagement in 1869 during Japan’s Boshin War, in which remnants of the Tokugawa shogunate’s fleet attempted a surprise attack against Imperial forces as part of the final resistance to the Meiji Restoration.
-
B.
Battle of Pungdo
The Battle of Pungdo was a pivotal 1894 naval engagement between Japan and China near Korea that helped trigger full-scale hostilities in the First Sino-Japanese War and showcased the rising power of the Imperial Japanese Navy.
-
C.
Battle of Gangut
The Battle of Gangut was a 1714 naval engagement of the Great Northern War in which Russia won its first major victory at sea over Sweden, marking the rise of the Imperial Russian Navy as a significant maritime power.
-
D.
Battle of Seikan
The Battle of Seikan, better known as the Battle of Seonghwan, was an early land engagement of the First Sino-Japanese War in 1894, in which Japanese forces defeated Qing Chinese troops in Korea.
-
E.
Battle of Seonghwan
The Battle of Seonghwan was an early land engagement in 1894 during the First Sino-Japanese War in which Japanese forces defeated Chinese troops near Asan in Korea, helping secure Japanese control over the Korean Peninsula.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
battle
ⓘ
engagement of the Korean War ⓘ |
| alsoKnownAs |
Battle of Masan
ⓘ
surface form:
Masan campaign
|
| belligerent |
North Korea
NERFINISHED
ⓘ
Republic of Korea NERFINISHED ⓘ United Nations Command ⓘ United States of America ⓘ
surface form:
United States
|
| commandedBy |
North Korean divisional commanders of the 6th Division
ⓘ
North Korean divisional commanders of the 7th Division ⓘ Paik Sun-yup NERFINISHED ⓘ William B. Kean NERFINISHED ⓘ |
| conflict | Korean War ⓘ |
| country | South Korea ⓘ |
| defensiveLine |
Busan Perimeter
ⓘ
surface form:
Pusan Perimeter
|
| endDate | 1950-08-20 ⓘ |
| followedBy | continued UN defense of the Pusan Perimeter ⓘ |
| front | southwestern front of the Pusan Perimeter ⓘ |
| hasCasualties | heavy casualties on both United Nations and North Korean forces ⓘ |
| involvesUnit |
Korean People's Army 6th Division
ⓘ
Korean People's Army 7th Division NERFINISHED ⓘ Republic of Korea military units ⓘ
surface form:
Republic of Korea Army units
24th U.S. Infantry Regiment ⓘ
surface form:
US 24th Infantry Regiment
25th Infantry Division ⓘ
surface form:
US 25th Infantry Division
US 27th Infantry Regiment ⓘ US 35th Infantry Regiment ONDG ⓘ |
| locatedIn | South Gyeongsang Province ⓘ |
| notableLocation |
Battle Mountain
NERFINISHED
ⓘ
Chinju ⓘ Haman ⓘ Komam-ni ⓘ Nam River ⓘ |
| opponent | Korean People's Army NERFINISHED ⓘ |
| opponentUnit |
Korean People's Army 6th Division
ⓘ
surface form:
North Korean 6th Division
North Korean 7th Division ⓘ |
| partOf | Battle of Pusan Perimeter ⓘ |
| partOfCampaign |
Battle of Pusan Perimeter
ⓘ
surface form:
Pusan Perimeter campaign
|
| place | near Masan, South Korea ⓘ |
| precededBy | North Korean advance into southern Korea in July 1950 ⓘ |
| result |
North Korean offensive toward Masan halted
ⓘ
United Nations defensive success ⓘ |
| significance |
contributed to stabilization of UN defensive line in August 1950
ⓘ
helped prevent North Korean breakthrough in southwest sector of Pusan Perimeter ⓘ |
| startDate | 1950-08-05 ⓘ |
| strategicObjective |
North Korean attempt to break UN lines and capture Masan
ⓘ
defend southwestern sector of the Pusan Perimeter ⓘ |
| supportedBy |
United States air support
ⓘ
United States artillery support ⓘ |
| tacticalNature | series of engagements around Masan and along the Nam River ⓘ |
| timePeriod | August 1950 ⓘ |
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.
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.
Subject: Battle of Masan Description of subject: The Battle of Masan was a key early Korean War clash in August 1950 between United Nations and North Korean forces in southwest Korea, whose outcome helped shape the defense of the region.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.