8409
The effect is strongest around the Gulf of Bothnia , where land steadily rises about a year .
 location: Gulf of Bothnia
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: Gulf of Bothnia 
Answer:
 location: Gulf of Bothnia