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Although possibly a few exceptions exist , where a customer has specifically requested so-called " plain " bearings , almost all Blomberg B and M trucks ( freight ) , and all Blomberg A1A trucks ( passenger ) which preceded these , have almost always been equipped with roller bearings .
 person: Blomberg; person: Blomberg
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: Blomberg, Blomberg 
Answer:
 person: Blomberg; person: Blomberg