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Following the ideas proposed by the Surrealist theorist Antonin Artaud , however , it may also be possible to understand communication with an audience that occurs ' beneath ' significance and meaning ( which the semiotician Félix Guattari described as a process involving the transmission of " a-signifying signs " ) .
 person: Antonin Artaud; person: Félix Guattari
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: Antonin Artaud; person: Félix Guattari