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The simplest theory that can describe continuous phase transitions is the Ginzburg–Landau theory , which works in the so-called mean field approximation .
 person: Ginzburg–Landau
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Ginzburg–Landau 
Answer:
 person: Ginzburg–Landau