| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Cardiac border | Part of | False | Entire heart | Additional relationship | Some |  | 
| Upper border of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Right border of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire conducting system node | Part of | False | Entire heart | Additional relationship | Some |  | 
| Conducting pathway | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of ventricular conducting pathway (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Anterior interatrial preferential pathway | Part of | False | Entire heart | Additional relationship | Some |  | 
| Interatrial bundle of interatrial preferential pathway | Part of | False | Entire heart | Additional relationship | Some |  | 
| Middle internodal preferential pathway | Part of | False | Entire heart | Additional relationship | Some |  | 
| Posterior preferential pathway | Part of | False | Entire heart | Additional relationship | Some |  | 
| Ventriculo-infundibular fold | Part of | False | Entire heart | Additional relationship | Some |  | 
| Right ventricular interleaflet triangle | Part of | False | Entire heart | Additional relationship | Some |  | 
| Ventriculopulmonary junction | Part of | False | Entire heart | Additional relationship | Some |  | 
| Anatomic ventriculopulmonary junction | Part of | False | Entire heart | Additional relationship | Some |  | 
| Hemodynamic ventriculopulmonary junction | Part of | False | Entire heart | Additional relationship | Some |  | 
| Atrioventricular (non-mitral, non-tricuspid) valve structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Truncal valve structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Atrioventricular (non-mitral, non-tricuspid) valve annulus | Part of | False | Entire heart | Additional relationship | Some |  | 
| Atrioventricular (non-mitral, non-tricuspid) valve chordae tendinae | Part of | False | Entire heart | Additional relationship | Some |  | 
| Truncal valve annulus | Part of | False | Entire heart | Additional relationship | Some |  | 
| Truncal valve leaflet | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire chordae tendineae cordis | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire bundle branches | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire atrioventricular (non-mitral, non-tricuspid) valve (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire cardiac conducting system | Part of | False | Entire heart | Additional relationship | Some |  | 
| perivalvulaire structuur van hart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Cardiac valve annulus | Part of | False | Entire heart | Additional relationship | Some |  | 
| Heart part | Part of | False | Entire heart | Additional relationship | Some |  | 
| paravalvulaire structuur van hart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Atrioventricular junction | Part of | False | Entire heart | Additional relationship | Some |  | 
| Left atrioventricular (non-mitral) valve annulus | Part of | False | Entire heart | Additional relationship | Some |  | 
| Right atrioventricular (non-tricuspid) valve annulus | Part of | False | Entire heart | Additional relationship | Some |  | 
| Common atrioventricular (non-mitral, non-tricuspid) valve annulus | Part of | False | Entire heart | Additional relationship | Some |  | 
| Common (non-mitral, non-tricuspid) atrioventricular valve structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Left (non-mitral) atrioventricular valve structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Right (non-tricuspid) atrioventricular valve structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Common atrioventricular (non-mitral, non-tricuspid) valve chordae tendinae | Part of | False | Entire heart | Additional relationship | Some |  | 
| Left atrioventricular (non-mitral) valve chordae tendinae | Part of | False | Entire heart | Additional relationship | Some |  | 
| Right atrioventricular (non-tricuspid) valve chordae tendinae | Part of | False | Entire heart | Additional relationship | Some |  | 
| Common atrioventricular (non-mitral, non-tricuspid) valve leaflet | Part of | False | Entire heart | Additional relationship | Some |  | 
| Right atrioventricular (non-mitral, non-tricuspid) valve leaflet | Part of | False | Entire heart | Additional relationship | Some |  | 
| Left atrioventricular (non-mitral, non-tricuspid) valve leaflet | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire diagonal branch of anterior descending branch of left coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Tricuspid valve sub-part | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of atrioventricular node branch of right coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of apex of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Right coronary artery structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire oblique vein of left atrium | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of posterior lateral branch of right coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of left side of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Cardiac valve structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire right side of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire left side of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire apex of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire surface of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire myocardium | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire endocardium | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire cardiac septum | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire left coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire anterior descending branch of left coronary artery (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire circumflex branch of left coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire right coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Cardiac ventricular structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of marginal branch of right coronary artery (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Cardiac conducting system structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of tricuspid area | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire ventricular vein | Part of | False | Entire heart | Additional relationship | Some |  | 
| Endocardium structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire atrioventricular vein | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of tendon of conus arteriosus | Part of | False | Entire heart | Additional relationship | Some |  | 
| All cardiac valves | Part of | False | Entire heart | Additional relationship | Some |  | 
| Coronary artery structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| All chambers of the heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire anterior cardiac vein | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of diagonal branch of anterior descending branch of left coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Tricuspid valve structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of small cardiac vein | Part of | False | Entire heart | Additional relationship | Some |  | 
| Left coronary artery structure (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of obtuse marginal branch of circumflex branch of left coronary artery (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Right cardiac ventricular structure (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of circumflex branch of left coronary artery (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of left posterior lateral branch of circumflex branch of left coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Great cardiac vein structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of anterior descending branch of left coronary artery (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of bundle branches | Part of | False | Entire heart | Additional relationship | Some |  | 
| Atrial structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire posterior vein of left ventricle | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of base of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of first right ventricular branch of right coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of mitral area (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire atrial vein | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of middle cardiac vein | Part of | False | Entire heart | Additional relationship | Some |  | 
| Myocardium structure | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of fibrous trigone of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Entire smallest cardiac vein (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of atrioventricular branch of circumflex branch of left coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of right side of heart | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of conus artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of sinoatrial node branch of right coronary artery | Part of | False | Entire heart | Additional relationship | Some |  | 
| Structure of cardiac vein (body structure) | Part of | False | Entire heart | Additional relationship | Some |  | 
| Coronary sinus structure | Part of | False | Entire heart | Additional relationship | Some |  |