Causal
medium strength
Narrative Connection
How these two moments in the story relate
From
Brigadier questions Tegan's unfamiliar name
S20E10
·
Mawdryn Undead Part 2
To
Tegan tries to awaken the Brigadier’s memory
S20E10
·
Mawdryn Undead Part 2
Why These Connect
The narrative assertion
"The Brigadier’s minor exchange with Tegan about her name in 1977 quarters leads directly to Tegan explaining the TARDIS and the Doctor’s crisis, sparking his interest and eventual involvement."
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.