73773
In the mid-1970 s , Alembic and other high-end manufacturers , such as Tobias , began offering five-string basses , with a very low " B " string .
 organization: Alembic; organization: Tobias
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: Alembic, Tobias 
Answer:
 organization: Alembic; organization: Tobias