Statements (17)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:geological_formation
                                        
                                         | 
                            
| gptkbp:characterizedBy | 
                                    
                                        
                                            
                                            coal-bearing strata
                                        
                                        
                                         | 
                            
| gptkbp:endDate | 
                                    
                                        
                                            
                                            approximately 304 million years ago
                                        
                                        
                                         | 
                            
| gptkbp:followedBy | 
                                    
                                        
                                            gptkb:Namurian_stage
                                        
                                         | 
                            
| gptkbp:location | 
                                    
                                        
                                            gptkb:Europe
                                        
                                         | 
                            
| gptkbp:namedAfter | 
                                    
                                        
                                            gptkb:Westphalia
                                        
                                         | 
                            
| gptkbp:partOf | 
                                    
                                        
                                            gptkb:Carboniferous_period
                                        
                                         gptkb:Pennsylvanian_subperiod  | 
                            
| gptkbp:period | 
                                    
                                        
                                            
                                            approximately 313 million years ago
                                        
                                        
                                         | 
                            
| gptkbp:precededBy | 
                                    
                                        
                                            gptkb:Stephanian_stage
                                        
                                         | 
                            
| gptkbp:relatedTo | 
                                    
                                        
                                            gptkb:Kasimovian_stage
                                        
                                         gptkb:Moscovian_stage  | 
                            
| gptkbp:usedIn | 
                                    
                                        
                                            
                                            European coal geology
                                        
                                        
                                         European stratigraphy  | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:Upper_Carboniferous_(in_Europe)
                                        
                                         | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            6
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            Westphalian stage
                                        
                                        
                                         |