6777
Together with Donald B. Gillies , he filed 3 patents in computing design including the design of base registers for program relocation .
 person: Donald B. Gillies
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: Donald B. Gillies