| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:steam_locomotive
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:brakeType
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Electro-pneumatic (disc)
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:enteredService
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1988–present
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:family
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Mark_3
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:form
                                    
                                 | 
                                
                                    
                                        
                                            
                                            4 cars per trainset
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:height
                                    
                                 | 
                                
                                    
                                        
                                            
                                            3.78 m
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:introduced
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1988
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:length
                                    
                                 | 
                                
                                    
                                        
                                            
                                            20.8 m per car
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:manufacturer
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:BREL_York
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:maximumSpeed
                                    
                                 | 
                                
                                    
                                        
                                            
                                            100 mph
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:nickname
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Dusty_Bin
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:numberBuilt
                                    
                                 | 
                                
                                    
                                        
                                            
                                            117
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:numbering_range
                                    
                                 | 
                                
                                    
                                        
                                            
                                            321301–321366, 321401–321448, 321901–321936
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:numberOfDoors
                                    
                                 | 
                                
                                    
                                        
                                            
                                            sliding plug
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:operator
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:First_Great_Eastern
                                        
                                         
                                    
                                        
                                            gptkb:Greater_Anglia
                                        
                                         
                                    
                                        
                                            gptkb:London_Midland
                                        
                                         
                                    
                                        
                                            gptkb:Northern_Rail
                                        
                                         
                                    
                                        
                                            
                                            c2c
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:powerSource
                                    
                                 | 
                                
                                    
                                        
                                            
                                            25 kV AC overhead
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:predecessor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:British_Rail_Class_317
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:preservedIn
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:East_Anglian_Railway_Museum
                                        
                                         
                                    
                                        
                                            
                                            1
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:refurbished_by
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Wabtec
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:refurbishment_program
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Renatus
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:successor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:British_Rail_Class_350
                                        
                                         
                                    
                                        
                                            gptkb:British_Rail_Class_387
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:trackGauge
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1435 mm
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:used_in
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:West_Coast_Main_Line
                                        
                                         
                                    
                                        
                                            gptkb:Great_Eastern_Main_Line
                                        
                                         
                                    
                                        
                                            gptkb:Leeds_to_Doncaster_Line
                                        
                                         
                                    
                                        
                                            gptkb:London,_Tilbury_and_Southend_line
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:weight
                                    
                                 | 
                                
                                    
                                        
                                            
                                            141 tonnes per trainset
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:width
                                    
                                 | 
                                
                                    
                                        
                                            
                                            2.82 m
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:British_Rail_Class_378
                                        
                                         
                                    
                                        
                                            gptkb:Mark_3-based_EMU
                                        
                                         
                                    
                                        
                                            gptkb:Mark_3_EMU_family
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            7
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            British Rail Class 321
                                        
                                        
                                         
                                    
                                 |