Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor confronts old friend Ichtar at brink
S21E4
·
Warriors of the Deep Part 4
To
Doctor confronts Ichtar over missiles
S21E4
·
Warriors of the Deep Part 4
Why These Connect
The narrative assertion
"Ichtar’s revelation of the Silurian plan in his introductory confrontation with the Doctor directly sets up his justification for the 'final solution' in later discussions. This causal chain frames the moral dilemma the Doctor will grapple with throughout."
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.