Causal
medium strength
Narrative Connection
How these two moments in the story relate
From
Doctor halts team at perilous junction
S17E20
·
The Horns of Nimon Part 4
To
K9 leads the way through hidden passage
S17E20
·
The Horns of Nimon Part 4
Why These Connect
The narrative assertion
"The Doctor's reassurance of Seth's doubt about escaping ("brilliant tracker dog") directly precedes K9's identification of the hidden exit. This continuity links the Doctor's confidence in companions to the eventual salvation."
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.