14214
In addition , the hippocampus , dentate gyrus , mammillary body of the limbic system and the caudate nucleus , putamen , and globus pallidus of the basal ganglia were also removed from the identical cerebra .
 None
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:  
Answer:
 None