| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:geological_formation
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:climate
                                    
                                 | 
                                
                                    
                                        
                                            
                                            generally warm
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:coversPeriod
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Triassic_period
                                        
                                         
                                    
                                        
                                            gptkb:Jurassic_period
                                        
                                         
                                    
                                        
                                            gptkb:Cretaceous_period
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:duration
                                    
                                 | 
                                
                                    
                                        
                                            
                                            about 186 million years
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:endDate
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Cretaceous–Paleogene_extinction_event
                                        
                                         
                                    
                                        
                                            
                                            about 66 million years ago
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:followedBy
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Cenozoic_era
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:majorLifeForms
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:ammonites
                                        
                                         
                                    
                                        
                                            
                                            dinosaurs
                                        
                                        
                                         
                                    
                                        
                                            
                                            early mammals
                                        
                                        
                                         
                                    
                                        
                                            
                                            marine reptiles
                                        
                                        
                                         
                                    
                                        
                                            
                                            pterosaurs
                                        
                                        
                                         
                                    
                                        
                                            
                                            early birds
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:nickname
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Age_of_Reptiles
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:notableFor
                                    
                                 | 
                                
                                    
                                        
                                            
                                            first birds
                                        
                                        
                                         
                                    
                                        
                                            
                                            first mammals
                                        
                                        
                                         
                                    
                                        
                                            
                                            breakup of supercontinent Pangaea
                                        
                                        
                                         
                                    
                                        
                                            
                                            dominance of dinosaurs
                                        
                                        
                                         
                                    
                                        
                                            
                                            evolution of flowering plants
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:precededBy
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Paleozoic_era
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:startDate
                                    
                                 | 
                                
                                    
                                        
                                            
                                            about 252 million years ago
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supercontinent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Pangaea
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:supercontinentBreakup
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Pangaea split into Laurasia and Gondwana
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Cycadophyta
                                        
                                         
                                    
                                        
                                            gptkb:South_America_(fossil)
                                        
                                         
                                    
                                        
                                            gptkb:Cenomanian_age
                                        
                                         
                                    
                                        
                                            gptkb:Maastrichtian_age
                                        
                                         
                                    
                                        
                                            gptkb:Gymnospermae
                                        
                                         
                                    
                                        
                                            gptkb:Jurassic_period
                                        
                                         
                                    
                                        
                                            gptkb:Interior_Mountains
                                        
                                         
                                    
                                        
                                            gptkb:Rockall_Basin
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            6
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Mesozoic era
                                        
                                        
                                         
                                    
                                 |