Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
TARDIS systems fail; Ian and Barbara volunteer for fuel mission
S1E14
·
The Roof of the World
To
TARDIS Systems Fail in the Himalayas
S1E14
·
The Roof of the World
Why These Connect
The narrative assertion
"The TARDIS's critical system failure (beat_8fd7ace1e022a04f) directly causes Ian and Barbara to volunteer to search for fuel (beat_72e55f63efe38f5b)."
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.