| gptkbp:instanceOf | gptkb:track_and_field_event 
 | 
                        
                            
                                | gptkbp:alsoKnownAs | 4 × 400 metres relay 4x400m relay
 
 | 
                        
                            
                                | gptkbp:batonExchangeZoneLength | 20 metres 
 | 
                        
                            
                                | gptkbp:distance | 1600 metres 
 | 
                        
                            
                                | gptkbp:distancePerRunner | 400 metres 
 | 
                        
                            
                                | gptkbp:firstLegRunIn | lanes 
 | 
                        
                            
                                | gptkbp:governingBody | gptkb:World_Athletics 
 | 
                        
                            
                                | gptkbp:mixedRelayIntroducedAtOlympics | 2020 
 | 
                        
                            
                                | gptkbp:mixedRelayIntroducedAtWorlds | 2019 
 | 
                        
                            
                                | gptkbp:mixedRelayTeamComposition | 2 men and 2 women 
 | 
                        
                            
                                | gptkbp:numberOfTeams | 4 
 | 
                        
                            
                                | gptkbp:olympicEventForWomenSince | 1972 
 | 
                        
                            
                                | gptkbp:olympicSportSince | 1912 
 | 
                        
                            
                                | gptkbp:partOf | gptkb:Olympic_Games 
 | 
                        
                            
                                | gptkbp:requires | gptkb:shooting 
 | 
                        
                            
                                | gptkbp:runsOn | outdoor track 
 | 
                        
                            
                                | gptkbp:secondLegBreaksAfter | first bend 
 | 
                        
                            
                                | gptkbp:sport | athletics 
 | 
                        
                            
                                | gptkbp:type | long relay 
 | 
                        
                            
                                | gptkbp:worldRecordMen | 2:54.29 
 | 
                        
                            
                                | gptkbp:worldRecordMenTeam | gptkb:United_States 
 | 
                        
                            
                                | gptkbp:worldRecordMenYear | 1993 
 | 
                        
                            
                                | gptkbp:worldRecordWomen | 3:15.17 
 | 
                        
                            
                                | gptkbp:worldRecordWomenTeam | gptkb:Soviet_Union 
 | 
                        
                            
                                | gptkbp:worldRecordWomenYear | 1988 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Florence_Griffith_Joyner 
 | 
                        
                            
                                | gptkbp:bfsLayer | 5 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | 4x400 metres relay 
 |