Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Haemovore slays Sorin as gas activates
S26E11
·
The Curse of Fenric Part 4
To
Doctor betrays Ace to survive toxic gas
S26E11
·
The Curse of Fenric Part 4
Why These Connect
The narrative assertion
"Sorin's death at the hands of the Ancient One, triggered by the Doctor's bold provocation, directly causes the Ancient One's activation of the deadly gas and the destruction of the bunker, which forces the Doctor and Ace to escape."
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.