241665
In 1960s and 1970s the company started production of heavy construction machinery , and in the 1980s , it was one of major centers of oppositional activities ( see 1988 Polish strikes ) .
 location: Polish
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: Polish 
Answer:
 location: Polish