Narrative Connection
How these two moments in the story relate
Why These Connect
The narrative assertion
"The Doctor's refusal to abandon Jo Grant (Evidence of personal moral line being tested) in Episode 17 foreshadows his later insistence on helping Sondergaard despite her radiation exposure in Episode 19."
inferred by llm_cross_episode_arc
Why This Matters Across Episodes
The longer arc this connection carries
The Doctor's pattern of prioritizing endangered allies (Jo first, then Sondergaard) highlights his consistent ethical struggle between scientific urgency and compassionate protection of individuals.
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.