Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor deduces Sontaran involvement in Harry's disappearance
S12E9
·
The Sontaran Experiment Part 1
To
Doctor falls into subsidence as Sontaran threat rises
S12E9
·
The Sontaran Experiment Part 1
Why These Connect
The narrative assertion
"The Doctor's speculation about Harry's disappearance—floating subsidence or sewer system (beat_be0f22e80fb44793)—directly precedes and motivates his decision to investigate the pit (beat_d4ce221d9bc4583d)."
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.