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In February 2007 , after the two female designers spent several years in training with designers that include , Roland Mouret and Ben de Lisi , Helen and Myra broke away and launched their own business , which is now known as Hemyca London ( Hemyca Ltd ) .
 person: Roland Mouret; person: Ben de Lisi
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: Roland Mouret, Ben de Lisi 
Answer:
 person: Roland Mouret; person: Ben de Lisi