24572
3D Graphene Foams Cross - linked with Pre - encapsulated Fe3 O4 Nanospheres for Enhanced Lithium Storage .
 Chemical: Graphene; Chemical: Fe3 O4; Chemical: Lithium
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Graphene; Chemical: Fe3 O4; Chemical: Lithium