16515
The solid - electrolyte interphase ( SEI ) formed in the frameworks through the electrochemical reaction mediates the active materials , such as MnO , Mn , and Li2O , during the conversion reaction in the charge - discharge cycle .
 Chemical: MnO; Chemical: Mn; Chemical: Li2O
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: MnO, Mn, Li2O 
Answer:
 Chemical: MnO; Chemical: Mn; Chemical: Li2O