Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor confirms atropine in palace water
S1E34
·
A Race Against Death
To
Doctor proves water poisoning conspiracy
S1E34
·
A Race Against Death
Why These Connect
The narrative assertion
"The Doctor asserts that there is poison in the water which prompts him to question the uniformity of the water, instigating a deeper line of questioning."
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.