French retreat from Lang Son

Target entity: French retreat from Lang Son
Context triple: [Battle of Bang Bo, followedBy, French retreat from Lang Son]

• A. Napoleon’s retreat from Moscow
  Napoleon’s retreat from Moscow was the disastrous 1812 withdrawal of the French Grande Armée from Russia, marked by severe cold, starvation, constant Russian attacks, and massive losses that crippled his empire.
• B. Battle of Dien Bien Phu
  The Battle of Dien Bien Phu was a decisive 1954 confrontation in Vietnam in which Viet Minh forces defeated the French, leading to the end of French colonial rule in Indochina.
• C. Battle of Lạng Sơn
  The Battle of Lạng Sơn was a key 1979 clash between Chinese and Vietnamese forces in northern Vietnam that played a decisive role in the course and outcome of the Sino-Vietnamese War.
• D. retreat of the Ten Thousand
  The retreat of the Ten Thousand was the famous march of a large Greek mercenary force through hostile Persian territory back to Greece after the death of their employer Cyrus the Younger in 401 BCE, later chronicled by Xenophon in his Anabasis.
• E. Siege of Tuyên Quang
  The Siege of Tuyên Quang was a protracted 1884–1885 confrontation in northern Vietnam where a small French garrison with colonial troops held out against vastly superior Chinese and Black Flag forces, becoming one of the most celebrated episodes of French colonial military history.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: French retreat from Lang Son
Target entity description: The French retreat from Lang Son was a chaotic withdrawal of French forces from northern Vietnam in March 1885 during the Sino-French War, which led to political scandal in France and contributed to the fall of the Ferry government.

• A. Napoleon’s retreat from Moscow
  Napoleon’s retreat from Moscow was the disastrous 1812 withdrawal of the French Grande Armée from Russia, marked by severe cold, starvation, constant Russian attacks, and massive losses that crippled his empire.
• B. Battle of Dien Bien Phu
  The Battle of Dien Bien Phu was a decisive 1954 confrontation in Vietnam in which Viet Minh forces defeated the French, leading to the end of French colonial rule in Indochina.
• C. Battle of Lạng Sơn
  The Battle of Lạng Sơn was a key 1979 clash between Chinese and Vietnamese forces in northern Vietnam that played a decisive role in the course and outcome of the Sino-Vietnamese War.
• D. retreat of the Ten Thousand
  The retreat of the Ten Thousand was the famous march of a large Greek mercenary force through hostile Persian territory back to Greece after the death of their employer Cyrus the Younger in 401 BCE, later chronicled by Xenophon in his Anabasis.
• E. Siege of Tuyên Quang
  The Siege of Tuyên Quang was a protracted 1884–1885 confrontation in northern Vietnam where a small French garrison with colonial troops held out against vastly superior Chinese and Black Flag forces, becoming one of the most celebrated episodes of French colonial military history.
• F. None of above. chosen