Final-version presentations should initialize CONTEXT_FOR edges with a Q-value of 0.80 because they have been reviewed and presented.

| Presentations (final versions) | 0.80 | Reviewed and presented |

— PYRANA_Internal_Knowledge_Graph_Specification.md

Set initial Q-values for CONTEXT_FOR edges based on source reliability:

— PYRANA_Internal_Knowledge_Graph_Specification.md

Reviewed and presented

— PYRANA_Internal_Knowledge_Graph_Specification.md