4518
It is dual to the quasiregular cuboctahedron ( an Archimedean solid ) and occurs in nature as a crystal form .
 person: Archimedean
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Archimedean