3478
In the same year , a few merchants of Algiers ceded one of the rocky islets in their harbour to Spain , which built a fort on it .
 location: Algiers; location: Spain
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: Algiers, Spain 
Answer:
 location: Algiers; location: Spain