19147
The composites show ultrahigh capacity retentions of 98 . 87 % and 95 . 94 % for Ni3 S4 / NG and NiS1 . 03 / NG electrodes , respectively , as anode materials for lithium ion batteries .
 Chemical: Ni3 S4; Chemical: NiS1 . 03; 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: Ni3 S4; Chemical: NiS1 . 03; Chemical: lithium