40093
Due to the often fluctuating winter temperatures between above and below freezing , the saltwater ice of the Baltic Sea can be treacherous and hazardous to walk on , in particular in comparison to the more stable fresh water-ice sheets in the interior lakes .
 location: Baltic Sea
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: Baltic Sea 
Answer:
 location: Baltic Sea