The BASED_ON relationship links PROJECTS:deliverables to PYRANA_PLATFORM with many:many cardinality when deliverables are based on platform components so that deliverable artifacts can reference reusable platform elements.

| `BASED_ON` | PROJECTS:deliverables | PYRANA_PLATFORM | many:many | Deliverables are based on platform components |

— PYRANA_Internal_Knowledge_Graph_Specification.md

### 4.1 Relationship Registry

— PYRANA_Internal_Knowledge_Graph_Specification.md

| Relationship Name | Source Set | Target Set | Cardinality | Description |

— PYRANA_Internal_Knowledge_Graph_Specification.md