Triple

Target entity: Cuban campaign of the Spanish–American War
Context triple: [Landing at Siboney, partOf, Cuban campaign of the Spanish–American War]

• A. Caribbean theater of the Spanish–American War chosen
  The Caribbean theater of the Spanish–American War was the principal naval and land battleground between the United States and Spain in 1898, centered on operations around Cuba and Puerto Rico that decisively shaped the war’s outcome.
• B. Battle of Santiago de Cuba
  The Battle of Santiago de Cuba was a decisive 1898 naval engagement of the Spanish–American War in which the U.S. Navy destroyed Spain’s Caribbean squadron off the coast of Cuba, effectively ending Spanish naval power in the Western Hemisphere.
• C. Capture of Ponce
  The Capture of Ponce was a key 1898 U.S. military operation during the Spanish–American War in which American forces seized the strategic Puerto Rican port city of Ponce from Spain, helping secure control of the island.
• D. Haitian Campaign
  The Haitian Campaign was a series of early 20th-century U.S. Marine Corps operations in Haiti during the American occupation, notable for counterinsurgency actions in which officers like Lewis B. Puller first distinguished themselves.
• E. Pacific theater of the Spanish–American War
  The Pacific theater of the Spanish–American War was the region of naval and colonial conflict in the western Pacific, centered on U.S. operations against Spanish forces in the Philippines and surrounding waters.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.