Narrative Connection
How these two moments in the story relate
Why These Connect
The narrative assertion
"The Doctor entrusting Tegan with a spare TARDIS key in Episode 5 foreshadows the companions’ attempted use of the key in Episode 6 when they realize they are imprisoned."
inferred by llm_cross_episode_character
Why This Matters Across Episodes
The longer arc this connection carries
Tegan's possession of the spare key in Episode 6 is a direct consequence of the Doctor’s action in Episode 5. The key represents a tangible plan for escape, framing the companions' realization of imprisonment as a critical turning point in their survival strategy.
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.