Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor recognizes Sea Base Four
S21E1
·
Warriors of the Deep Part 1
To
Debating hexachromite gas and extinction
S21E1
·
Warriors of the Deep Part 1
Why These Connect
The narrative assertion
"The Doctor’s immediate identification of Sea Base Four as an undersea military colony directly leads to his explanation of hexachromite gas’s lethal effects — a warning that emerges organically from their perilous placement."
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.