7314
However , little information is available regarding cobalt ( Co ) body burden and steady - state blood concentrations following the intake of Co dietary supplements .
 Chemical: cobalt; Chemical: Co; Chemical: Co
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: cobalt, Co, Co 
Answer:
 Chemical: cobalt; Chemical: Co; Chemical: Co