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They were originally developed in the late 19th century by Fernando Villaamil for the Spanish Navy as a defense against torpedo boats , and by the time of the Russo-Japanese War in 1904 , these " torpedo boat destroyers " ( TBDs ) were " large , swift , and powerfully armed torpedo boats designed to destroy other torpedo boats " .
 person: Fernando Villaamil; organization: Spanish Navy
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: Fernando Villaamil, Spanish Navy 
Answer:
 person: Fernando Villaamil; organization: Spanish Navy