| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Fixed-fixed bridge - dental | Is a | True | Bridge - dental | Inferred relationship | Existential restriction modifier |  | 
| Fixed-movable bridge - dental | Is a | True | Bridge - dental | Inferred relationship | Existential restriction modifier |  | 
| Cantilever bridge - dental | Is a | True | Bridge - dental | Inferred relationship | Existential restriction modifier |  | 
| Adhesive dental bridge | Is a | True | Bridge - dental | Inferred relationship | Existential restriction modifier |  | 
| Temporary dental bridge | Is a | True | Bridge - dental | Inferred relationship | Existential restriction modifier |  | 
| Hybrid dental bridge | Is a | True | Bridge - dental | Inferred relationship | Existential restriction modifier |  | 
| Insertion of bridge pontic | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic cast, predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Bridge preparation of tooth or teeth | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Fixation of dental bridge | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Retainers inlay, metallic, two surfaces | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Retainers, cast metal for acid etched fixed prosthesis | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, full cast, noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, full cast, predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of pontic, resin with predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, resin with predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, resin with high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Retainers inlay, metallic, per tooth, in addition to inlay | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, resin with high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, full cast noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, resin with high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, 3/4 cast high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, resin with predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, full cast high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, full cast predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic cast, high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Retainers inlay, metallic, three or more surfaces | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic cast, noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, full cast, high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Tooth restored with fixed bridge | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Pontic cast, predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Pontic, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Pontic cast, noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, full cast high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, resin with high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Implantation of pontic, resin with predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, full cast noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic cast, high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 3 | 
| Restoration, crown, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, resin with high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, resin with high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, full cast, high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, full cast, noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Insertion of bridge pontic | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Pontic, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic cast, predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic cast, predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Pontic, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Pontic, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic cast, noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic cast, noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, full cast high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, full cast high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, resin with high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, resin with high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 3 | 
| Implantation of pontic, resin with predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Implantation of pontic, resin with predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, crown, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, porcelain fused to noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, resin with noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, full cast noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Crown, full cast noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Pontic cast, high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Pontic cast, high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Crown, porcelain fused to predominantly base metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 3 | 
| Restoration, crown, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, porcelain fused to high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 2 | 
| Pontic, resin with high noble metal | Direct device | False | Bridge - dental | Inferred relationship | Existential restriction modifier | 1 |