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The Spanish defenders , having had time to prepare an ambush for the aimlessly thrashing , mosquito-swatting newcomers , sprang on them with mounted lancers , sending them careening back toward the beach in utter confusion .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None