Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor deciphers Nimon's reactor scheme
S17E19
·
The Horns of Nimon Part 3
To
Doctor and Romana uncover Nimon weapon secrets
S17E19
·
The Horns of Nimon Part 3
Why These Connect
The narrative assertion
"The Doctor deducing the Nimon's use of a nuclear reactor fueled by Anethan crystals and a larger operation leads him to need computational power, prompting him to summon K9 using a dog whistle to uncover the transmitter's purpose."
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.