| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:volcanic_activity
                                        
                                         
                                    
                                        
                                            gptkb:volcanic_area
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:alternativeName
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Campi_Flegrei
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:archaeologicalSite
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:contains
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Solfatara
                                        
                                         
                                    
                                        
                                            gptkb:bay
                                        
                                         
                                    
                                        
                                            gptkb:Cumae
                                        
                                         
                                    
                                        
                                            gptkb:Lago_d'Averno
                                        
                                         
                                    
                                        
                                            gptkb:Monte_Nuovo
                                        
                                         
                                    
                                        
                                            gptkb:Pozzuoli
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:country
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Italy
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:diameter
                                    
                                 | 
                                
                                    
                                        
                                            
                                            13 kilometers
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:features
                                    
                                 | 
                                
                                    
                                        
                                            
                                            craters
                                        
                                        
                                         
                                    
                                        
                                            
                                            lava flows
                                        
                                        
                                         
                                    
                                        
                                            
                                            thermal waters
                                        
                                        
                                         
                                    
                                        
                                            
                                            volcanic lakes
                                        
                                        
                                         
                                    
                                        
                                            
                                            sulphur emissions
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:formedBy
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:volcanic_activity
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:geologicalAge
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Quaternary
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:hazardZone
                                    
                                 | 
                                
                                    
                                        
                                            
                                            red zone
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:historicalSignificance
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Roman times
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:knownFor
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:hot_springs
                                        
                                         
                                    
                                        
                                            
                                            fumaroles
                                        
                                        
                                         
                                    
                                        
                                            
                                            bradyseism
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:lastEruption
                                    
                                 | 
                                
                                    
                                        
                                            
                                            1538
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:location
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Campania
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:monitors
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Osservatorio_Vesuviano
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:mythologicalRole
                                    
                                 | 
                                
                                    
                                        
                                            
                                            entrance to the underworld
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:nameOrigin
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Greek_mythology
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:near
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Naples
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:notableEvent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Monte_Nuovo_eruption_1538
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:partOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Campanian_volcanic_arc
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:populationNearby
                                    
                                 | 
                                
                                    
                                        
                                            
                                            over 500,000
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:relatedTo
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Aeolian_Islands
                                        
                                         
                                    
                                        
                                            gptkb:Ischia
                                        
                                         
                                    
                                        
                                            gptkb:Vesuvius
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:researchInterest
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:riskFactor
                                    
                                 | 
                                
                                    
                                        
                                            
                                            high
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:riskOfEruption
                                    
                                 | 
                                
                                    
                                        
                                            
                                            ongoing
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:studiedBy
                                    
                                 | 
                                
                                    
                                        
                                            
                                            volcanologists
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:touristAttraction
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:type
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:volcanic_activity
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:UNESCOWorldHeritageSite
                                    
                                 | 
                                
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:volcanicExplosivityIndex
                                    
                                 | 
                                
                                    
                                        
                                            
                                            7
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Averno
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            5
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Phlegraean Fields
                                        
                                        
                                         
                                    
                                 |