| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Composite dental filling material | Is a | False | Dental filling material | Inferred relationship | Existential restriction modifier |  | 
| Root canal filling material | Is a | True | Dental filling material | Inferred relationship | Existential restriction modifier |  | 
| Restoration of part of tooth using filling | Using substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 3 | 
| Malleable metallic compound | Is a | True | Dental filling material | Inferred relationship | Existential restriction modifier |  | 
| Labial veneer, resin laminate, laboratory | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, resin, two surfaces, posterior, permanent | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, resin, two surfaces, anterior | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, resin with high noble metal | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration, resin, three or more surfaces, posterior, permanent | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, resin | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, resin, two surfaces, posterior, primary | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, resin, one surface, anterior | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, resin, three or more surfaces, posterior, primary | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, resin, three surfaces, anterior | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, silicate | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, crown, resin with predominantly base metal | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, resin, one surface, posterior, permanent | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restorations resin, four or more surfaces or involving anterior incisal angle | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Restoration, resin, one surface, posterior, primary | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Dental core buildup, including any pins | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Insertion of malleable restoration into tooth | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Insertion of plastic filling into tooth with tunnel preparation | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 2 | 
| Insertion of composite restoration into tooth | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 2 | 
| Insertion of preventive resin tooth restoration | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 2 | 
| Insertion of composite tip tooth restoration | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 2 | 
| Restoration of fractured tooth with tooth fragment | Direct substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 | 
| Malleable tooth colored material | Is a | True | Dental filling material | Inferred relationship | Existential restriction modifier |  | 
| Restoration of tooth with coverage of all cusps using dental filling material | Using substance | True | Dental filling material | Inferred relationship | Existential restriction modifier | 1 |