requiresMedicalCertificate
                    4
                    triples
                
                
                    GPTKB property
                
            Random triples
| Subject | Object | 
|---|---|
| gptkb:Commercial_Pilot_Certificate | Second Class Medical Certificate | 
| gptkb:Private_Pilot_Certificate | yes | 
| gptkb:Sport_Pilot_Certificate | no | 
| gptkb:Pilot's_License | true |