46870
The front end , designed by Theodore Gray in 1988 , provides a graphical user interface ( GUI ) , which allows the creation and editing of Notebook documents containing program code with Syntax highlighting , formatted text together with results including typeset mathematics , graphics , GUI components , tables , and sounds .
 person: Theodore Gray
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: Theodore Gray 
Answer:
 person: Theodore Gray