20489
It has sent mixed signals about its willingness to take part in the exchange - rate mechanism of the European Monetary System , which links the major EC currencies .
 organization: the European Monetary System; organization: EC
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: the European Monetary System, EC 
Answer:
 organization: the European Monetary System; organization: EC