15754
The LiFePO ( 4 ) particles obtained are about 200 nm in size and homogeneously dispersed in porous carbon matrix .
 Chemical: LiFePO ( 4 ); Chemical: carbon
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: LiFePO ( 4 ), carbon 
Answer:
 Chemical: LiFePO ( 4 ); Chemical: carbon