| gptkbp:instanceOf | gptkb:intelligence_officer 
 | 
                        
                            
                                | gptkbp:collaboratesWith | gptkb:military law enforcement agencies
 foreign intelligence agencies
 
 | 
                        
                            
                                | gptkbp:country | gptkb:United_Kingdom 
 | 
                        
                            
                                | gptkbp:employs | gptkb:cryptographers analysts
 intelligence officers
 technical specialists
 field agents
 
 | 
                        
                            
                                | gptkbp:established | early 20th century 
 | 
                        
                            
                                | gptkbp:governedBy | gptkb:Official_Secrets_Act gptkb:Intelligence_Services_Act_1994
 gptkb:Security_Service_Act_1989
 
 | 
                        
                            
                                | gptkbp:headquartersLocation | gptkb:London 
 | 
                        
                            
                                | gptkbp:includes | gptkb:MI6 gptkb:GCHQ
 gptkb:MI5
 gptkb:Defence_Intelligence
 
 | 
                        
                            
                                | gptkbp:notableEvent | gptkb:Operation_Mincemeat gptkb:Venona_project
 gptkb:Operation_Double_Cross
 Cambridge Five infiltration
 Iraq War intelligence
 Russian spy expulsions
 Skripal poisoning response
 
 | 
                        
                            
                                | gptkbp:notableInstitution | gptkb:Thames_House gptkb:Bletchley_Park
 gptkb:GCHQ_Cheltenham
 gptkb:Vauxhall_Cross
 
 | 
                        
                            
                                | gptkbp:notableMember | gptkb:Dame_Stella_Rimington gptkb:Sir_Stewart_Menzies
 gptkb:Sir_Richard_Dearlove
 gptkb:Sir_Alex_Younger
 gptkb:Sir_Mansfield_Smith-Cumming
 
 | 
                        
                            
                                | gptkbp:notableOperation | World War II codebreaking Cold War espionage
 
 | 
                        
                            
                                | gptkbp:oversees | gptkb:Joint_Intelligence_Committee 
 | 
                        
                            
                                | gptkbp:parentOrganization | gptkb:UK_Government 
 | 
                        
                            
                                | gptkbp:relatedTo | gptkb:Five_Eyes gptkb:FSB
 gptkb:CIA
 gptkb:Mossad
 gptkb:ASIS
 gptkb:DGSE
 
 | 
                        
                            
                                | gptkbp:responsibleFor | military intelligence national security
 counterintelligence
 signals intelligence
 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Dilly_Knox 
 | 
                        
                            
                                | gptkbp:bfsLayer | 5 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | British Intelligence 
 |