| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Structure of submental space | Is a | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier |  | 
| Entire submaxillary space | Is a | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier |  | 
| Incision and drainage of submaxillary abscess, intraoral | Procedure site | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Incision and drainage of submaxillary abscess, intraoral | Procedure site - Indirect | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 2 | 
| Incision and drainage of submaxillary abscess, intraoral | Procedure site - Direct | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Incision and drainage of submaxillary abscess, intraoral | Procedure site - Indirect | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Incision and drainage of submaxillary abscess, intraoral | Procedure site - Indirect | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 2 | 
| Incision and drainage of submaxillary abscess, extraoral | Procedure site - Indirect | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 3 | 
| Submaxillary incision with drainage | Procedure site - Direct | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 2 | 
| Incision and drainage of submaxillary abscess, intraoral | Procedure site - Direct | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 3 | 
| Incision and drainage of submaxillary abscess, extraoral | Procedure site - Direct | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 4 | 
| Submaxillary incision with drainage | Procedure site - Indirect | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Submaxillary incision | Procedure site - Direct | False | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Submaxillary incision with drainage | Procedure site - Indirect | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Submaxillary incision | Procedure site - Direct | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Incision and drainage of submaxillary abscess, extraoral | Procedure site - Indirect | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 2 | 
| Submaxillary incision with drainage | Procedure site - Direct | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 2 | 
| Incision and drainage of submaxillary abscess, extraoral | Procedure site - Direct | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Incision and drainage of submaxillary abscess, intraoral | Procedure site - Direct | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 2 | 
| Incision and drainage of submaxillary abscess, intraoral | Procedure site - Indirect | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Ludwig's angina | Finding site | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 1 | 
| Woody tongue | Finding site | True | Submaxillary space structure | Inferred relationship | Existential restriction modifier | 2 |