| gptkbp:instanceOf | gptkb:person 
 | 
                        
                            
                                | gptkbp:almaMater | gptkb:University_of_Chicago 
 | 
                        
                            
                                | gptkbp:awardReceived | gptkb:Penrose_Medal gptkb:Vetlesen_Prize
 
 | 
                        
                            
                                | gptkbp:birthDate | 1903-10-05 
 | 
                        
                            
                                | gptkbp:birthPlace | gptkb:San_Saba,_Texas,_United_States 
 | 
                        
                            
                                | gptkbp:deathDate | 1989-10-11 
 | 
                        
                            
                                | gptkbp:deathPlace | gptkb:Bethesda,_Maryland,_United_States 
 | 
                        
                            
                                | gptkbp:employer | gptkb:United_States_Geological_Survey gptkb:Shell_Oil_Company
 
 | 
                        
                            
                                | gptkbp:fieldOfWork | geophysics petroleum geology
 
 | 
                        
                            
                                | gptkbp:knownFor | gptkb:Hubbert_peak_theory peak oil
 
 | 
                        
                            
                                | gptkbp:memberOf | gptkb:National_Academy_of_Sciences 
 | 
                        
                            
                                | gptkbp:nationality | gptkb:American 
 | 
                        
                            
                                | gptkbp:notableWork | gptkb:Nuclear_Energy_and_the_Fossil_Fuels_(1956_paper) 
 | 
                        
                            
                                | gptkbp:occupation | gptkb:geologist 
 | 
                        
                            
                                | gptkbp:spouse | Miriam Wellman 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:King_Hubbert gptkb:F._B._Hubbert
 
 | 
                        
                            
                                | gptkbp:bfsLayer | 8 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Marion King Hubbert 
 |