Narrative Connection
How these two moments in the story relate
Why These Connect
The narrative assertion
"The Doctor's discovery behind the mirror (E19) of its temporal properties and the Tharils' enslavement sets up Romana's later liberation plan using E-space's gateway and time technology (E20)."
inferred by llm_cross_episode_arc
Why This Matters Across Episodes
The longer arc this connection carries
This connection links the Doctor's initial exposure to the mirror's secrets (including Tharil enslavement) to Romana's subsequent autonomous use of the same technology to free the Tharils and initiate their liberation.
About Causal Connections
A directly causes B. The first event sets forces in motion that produce the second. These are the load-bearing connections of plot--remove one and the story structure collapses.