Narrative Connection
How these two moments in the story relate
Why These Connect
The narrative assertion
"The Doctor's initial willingness to investigate unknown environments (petrified jungle) directly leads to Arbitan's blackmail trap in Episode 21. His refusal to heed Ian's warnings enables the crew's entrapment on Marinus."
inferred by llm_cross_episode_arc
Why This Matters Across Episodes
The longer arc this connection carries
The Doctor's hubris in prioritizing science over caution keys into his eventual harm. The TARDIS stranded on Marinus is a logical consequence of his repeated disregard for safety protocols visible in Episode 5.
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.