Narrative Connection
How these two moments in the story relate
Why These Connect
The narrative assertion
"Romana's defiance aboard Skagra's ship (Part 4) causes the Doctor's assignment of final trap preparations in Part 6, as Romana's resistance signals to the Doctor that she is in danger, prompting him to act."
inferred by llm_cross_episode_arc
Why This Matters Across Episodes
The longer arc this connection carries
Romana's defiance in Part 4 establishes her as imperiled and resistant, which directly leads the Doctor in Part 6 to urgently coordinate Romana’s critical role in the temporal vortex stabilization, reflecting her earlier tenacity and his reliance on her capabilities.
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.