| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Structure of common atrioventricular (non-mitral, non-tricuspid) valve leaflet | Is a | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier |  | 
| Structure of right atrioventricular (non-mitral, non-tricuspid) valve leaflet | Is a | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier |  | 
| Structure of left atrioventricular (non-mitral, non-tricuspid) valve leaflet | Is a | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier |  | 
| Operation on atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Repair of defect of atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Resection of atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Excision of lesion from atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Closure of true atrioventricular valve cleft | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Operation to atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Suturing together of atrioventricular valve bridging leaflets | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Suture of defect of atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Patching of defect of atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Liberation of superior bridging leaflet using patch | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Resection of atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Excision of lesion from atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Resection of atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 3 | 
| Excision of lesion from atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Excision of lesion from atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Resection of atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Excision of lesion from atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Resection of atrioventricular valve leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 3 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Excision of lesion from atrioventricular valve leaflet | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Repair of defect of atrioventricular valve leaflet | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Closure of true atrioventricular valve cleft | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Operation to atrioventricular valve bridging leaflet | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Liberation of superior bridging leaflet using patch | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Patching of defect of atrioventricular valve leaflet | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Patching of defect of atrioventricular valve leaflet | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Suture of defect of atrioventricular valve leaflet | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Liberation of superior bridging leaflet using patch | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Operation to atrioventricular valve bridging leaflet | Procedure site - Direct | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Operation on atrioventricular valve leaflet | Procedure site | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Division of atrioventricular valve bridging leaflet | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Closure of true atrioventricular valve cleft | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Excision of lesion from atrioventricular valve leaflet | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Liberation of superior bridging leaflet using patch | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Repair of defect of atrioventricular valve leaflet | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Operation to atrioventricular valve bridging leaflet | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Suture of defect of atrioventricular valve leaflet | Procedure site - Direct | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital abnormality of atrioventricular valve leaflet in atrioventricular septal defect | Finding site | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormality of atrioventricular valve leaflet in atrioventricular septal defect | Finding site | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital abnormality of atrioventricular valve leaflet in atrioventricular septal defect | Finding site | False | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier | 2 | 
| Entire atrioventricular (non-mitral, non-tricuspid) valve leaflet | Is a | True | Structure of atrioventricular (non-mitral, non-tricuspid) valve leaflet | Inferred relationship | Existential restriction modifier |  |