| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Pin retention, per tooth, in addition to restoration | Is a | Dental restorative procedure | false | Inferred relationship | Existential restriction modifier |  |  | 
| Pin retention, per tooth, in addition to restoration | Procedure site | Oral cavity structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Pin retention, per tooth, in addition to restoration | Method | Restore - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Pin retention, per tooth, in addition to restoration | Procedure site - Direct | Oral cavity structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Pin retention, per tooth, in addition to restoration | Procedure site - Direct | Oral cavity structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Pin retention, per tooth, in addition to restoration | Method | Restore - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Pin retention, per tooth, in addition to restoration | Method | Restore - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Pin retention, per tooth, in addition to restoration | Procedure site - Direct | Structure of region of internal part of mouth | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Pin retention, per tooth, in addition to restoration | Method | Restore - action | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Pin retention, per tooth, in addition to restoration | Is a | Restorative dental procedure on tooth | true | Inferred relationship | Existential restriction modifier |  |  | 
| Pin retention, per tooth, in addition to restoration | Procedure site - Direct | Tooth structure | true | Inferred relationship | Existential restriction modifier | 1 |  |