Battle of Shangganling (Triangle Hill)

E374627

Korean War battle battle engagement

The Battle of Shangganling (Triangle Hill) was a major and protracted Korean War engagement in 1952 between Chinese and United Nations forces, noted for its intense close-quarters combat and heavy casualties over a small but strategically important hill position.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (2)

Label	Occurrences
Battle of Triangle Hill	2
Battle of Shangganling (Triangle Hill) canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T3466598 — 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 Shangganling (Triangle Hill)
Context triple: [Chinese People's Volunteer Army infantry units, engagement, Battle of Shangganling (Triangle Hill)]

A. Battle of Kapyong
The Battle of Kapyong was a pivotal Korean War engagement in April 1951 in which United Nations forces, including Canadian troops, successfully halted a major Chinese offensive north of Seoul.
B. Battle of Pork Chop Hill
The Battle of Pork Chop Hill was a series of fierce infantry engagements between United Nations and Chinese forces in 1953, notable for its high casualties and limited strategic value but major political significance during armistice negotiations.
C. Battle of the Imjin River (1951)
The Battle of the Imjin River (1951) was a major Korean War clash in April 1951, in which United Nations forces—most notably British, Belgian, and South Korean troops—fought a large-scale Chinese offensive north of Seoul.
D. Battle of Chosin Reservoir
The Battle of Chosin Reservoir was a brutal 1950 Korean War campaign in freezing conditions where United Nations forces, primarily U.S. Marines, fought their way out of encirclement by vastly larger Chinese forces.
E. Battle of the Ch'ongch'on River
The Battle of the Ch'ongch'on River was a major 1950 Korean War engagement in which Chinese forces launched a large-scale offensive that shattered United Nations lines and forced a retreat from North Korea.
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 Shangganling (Triangle Hill)
Target entity description: The Battle of Shangganling (Triangle Hill) was a major and protracted Korean War engagement in 1952 between Chinese and United Nations forces, noted for its intense close-quarters combat and heavy casualties over a small but strategically important hill position.

A. Battle of Kapyong
The Battle of Kapyong was a pivotal Korean War engagement in April 1951 in which United Nations forces, including Canadian troops, successfully halted a major Chinese offensive north of Seoul.
B. Battle of Pork Chop Hill
The Battle of Pork Chop Hill was a series of fierce infantry engagements between United Nations and Chinese forces in 1953, notable for its high casualties and limited strategic value but major political significance during armistice negotiations.
C. Battle of the Imjin River (1951)
The Battle of the Imjin River (1951) was a major Korean War clash in April 1951, in which United Nations forces—most notably British, Belgian, and South Korean troops—fought a large-scale Chinese offensive north of Seoul.
D. Battle of Chosin Reservoir
The Battle of Chosin Reservoir was a brutal 1950 Korean War campaign in freezing conditions where United Nations forces, primarily U.S. Marines, fought their way out of encirclement by vastly larger Chinese forces.
E. Battle of the Ch'ongch'on River
The Battle of the Ch'ongch'on River was a major 1950 Korean War engagement in which Chinese forces launched a large-scale offensive that shattered United Nations lines and forced a retreat from North Korea.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	Korean War battle ⓘ battle ⓘ engagement ⓘ
casualties	heavy ⓘ
characteristic	heavy casualties on both sides ⓘ intense close-quarters combat ⓘ protracted fighting ⓘ
ChineseName	上甘岭战役 ⓘ
combatant	Chinese People's Volunteers ⓘ linked to: Chinese People's Volunteer Army People's Volunteer Army ⓘ Republic of Korea Army ⓘ United Nations Command ⓘ United States Army ⓘ
conflictBetween	Chinese forces and United Nations forces ⓘ
countryInvolved	People's Republic of China ⓘ linked to: China South Korea ⓘ United States ⓘ linked to: United States of America
endTime	1952-11-25 ⓘ
followedBy	continued stalemate near the armistice line ⓘ
hasAlias	Battle of Sniper Ridge ⓘ linked to: Battle of Heartbreak Ridge Battle of Triangle Hill ⓘ linked to: Battle of Shangganling (Triangle Hill)
legacy	important symbol of resistance in Chinese popular memory ⓘ subject of Chinese films and literature ⓘ
location	Sniper Ridge ⓘ linked to: Pork Chop Hill outpost Triangle Hill ⓘ central Korean Peninsula ⓘ near the 38th parallel ⓘ
notableFor	extensive use of artillery ⓘ large-scale infantry assaults ⓘ repeated UN attempts to seize the hilltops ⓘ stubborn Chinese defense of fortified positions ⓘ
objective	capture of Triangle Hill ⓘ control of high ground overlooking key approaches ⓘ
partOf	Korean War ⓘ static phase of the Korean War ⓘ
precededBy	earlier positional fighting along the Korean front lines ⓘ
relatedTo	armistice negotiations in the Korean War ⓘ
result	Chinese tactical victory ⓘ UN offensive repulsed ⓘ
scale	one of the fiercest hill battles of the Korean War ⓘ
startTime	1952-10-14 ⓘ
strategicImportance	control of a small but dominant hill position ⓘ influence over nearby supply routes and approaches ⓘ
terrain	extensive trench and bunker systems ⓘ rugged hills and ridges ⓘ
timePeriod	November 1952 ⓘ October 1952 ⓘ
UNCodeName	Operation Showdown ⓘ