20560
Early military career In August 1915 , Howard was sent on his first tour of foreign duty to Port au Prince , Haiti with a Marine Expeditionary regiment , which was sent to Haiti after two Americans were killed by snipers .
 person: Howard; location: Port au Prince , Haiti; organization: Marine; location: Haiti
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: Howard, Port au Prince , Haiti, Marine, Haiti 
Answer:
 person: Howard; location: Port au Prince , Haiti; organization: Marine; location: Haiti