| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:computer_scientist
                                        
                                         
                                    
                                        
                                            gptkb:software_engineer
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:almaMater
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Harvard_University
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:awarded
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:IEEE_Richard_W._Hamming_Medal
                                        
                                         
                                    
                                        
                                            gptkb:National_Medal_of_Technology
                                        
                                         
                                    
                                        
                                            gptkb:Turing_Award
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:awardYear
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1983
                                        
                                        
                                         
                                    
                                        
                                            
                                            1990
                                        
                                        
                                         
                                    
                                        
                                            
                                            1998
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:birthDate
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1941-09-09
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:birthPlace
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Bronxville,_New_York,_USA
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:coauthor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Brian_Kernighan
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:collaboratedWith
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Ken_Thompson
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:creator
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:UNIX_operating_system
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:deathDate
                                    
                                 | 
                                
                                    
                                        
                                            
                                            2011-10-12
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:deathPlace
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Berkeley_Heights,_New_Jersey,_USA
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:doctoralAdvisor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Patrick_C._Fischer
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:employer
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Bell_Labs
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:field
                                    
                                 | 
                                
                                    
                                        
                                            
                                            computer science
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:gender
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:male
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:influenced
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Java
                                        
                                         
                                    
                                        
                                            gptkb:Objective-C
                                        
                                         
                                    
                                        
                                            gptkb:C#
                                        
                                         
                                    
                                        
                                            gptkb:C++
                                        
                                         
                                    
                                        
                                            
                                            Unix-like operating systems
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:inventedBy
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:C_programming_language
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:knownFor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:C_programming_language
                                        
                                         
                                    
                                        
                                            gptkb:UNIX_operating_system
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:nationality
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:American
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:parent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Alistair_E._Ritchie
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:restingPlace
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Berkeley_Heights,_New_Jersey,_USA
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:signature
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Dennis_M._Ritchie_signature.svg
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:subjectOf
                                    
                                 | 
                                
                                    
                                        
                                            
                                            documentary Code: Debugging the Gender Gap
                                        
                                        
                                         
                                    
                                        
                                            
                                            documentary Revolution OS
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:thesisTitle
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Program Structure and Computational Complexity
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:thesisYear
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1968
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:website
                                    
                                 | 
                                
                                    
                                        
                                            
                                            https://www.bell-labs.com/usr/dmr/www/
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:wrote
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:The_C_Programming_Language
                                        
                                         
                                    
                                        
                                            gptkb:UNIX_Programmer's_Manual
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Research_Unix
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            5
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Dennis M. Ritchie
                                        
                                        
                                         
                                    
                                 |