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They drew up a Corporate Identity Manual which established a coherent brand and design standard for the whole organisation , specifying Rail Blue and pearl grey as the standard colour scheme for all rolling stock ; Rail Alphabet as the standard corporate typeface , designed by Jock Kinneir and Margaret Calvert ; and introducing the now-iconic Corporate Identity Symbol of the " Double Arrow " logo .
 person: Jock Kinneir; person: Margaret Calvert; organization: Corporate Identity Symbol
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: Jock Kinneir; person: Margaret Calvert; organization: Corporate Identity Symbol