Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Skagra corners through the TARDIS
S17E23
·
Shada Part 3
To
Doctor proposes splitting the team
S17E23
·
Shada Part 3
Why These Connect
The narrative assertion
"Once inside Skagra's ship, the Doctor immediately suggests Romana, Parsons, and K9 wait outside to stay safe, foreshadowing their separation and showing the Doctor’s protective instinct before the cube’s trap."
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.