Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor and Nyssa discover Mara's conduit through Tegan
S20E6
·
Snakedance Part 2
To
Doctor races to stop Mara resurrection
S20E6
·
Snakedance Part 2
Why These Connect
The narrative assertion
"The Doctor’s newfound understanding of the Mara’s imminent physical return through the Great Crystal directly motivates him to make one final attempt to warn Director Ambril, despite prior rejection, escalating the confrontation at the dinner party."
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.