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This was achieved by the addition of ethylene glycol diglycidyl ether ( EGDE ) into the cryogelation system .
 Chemical: ethylene glycol diglycidyl ether; Chemical: EGDE
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: ethylene glycol diglycidyl ether, EGDE 
Answer:
 Chemical: ethylene glycol diglycidyl ether; Chemical: EGDE