Narrative Connection
How these two moments in the story relate
Why These Connect
The narrative assertion
"The Cybermen's earlier infiltration (hidden in the crate) directly escalates to the Doctor's immediate need to retrieve radio spares in Episode 6, as their presence on the Wheel forces the Doctor to take direct action to counter the breach."
inferred by llm_cross_episode_arc
Why This Matters Across Episodes
The longer arc this connection carries
The infiltration in Part 4 sets up the ongoing Cyberman threat that persists into Part 6, driving the Doctor's urgency to secure resources (radio spares) to counter the invasion.
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.