19877
These aerogels are superior to other 3D frameworks ( e . g . graphene aerogels ) assembled via partial overlapping of the basal planes of the 2D building blocks .
 Chemical: graphene
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