Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor repurposes Jamie’s knife for repairs
S6E28
·
The Seeds of Death Part 6
To
Doctor repurposes weather control for hidden plan
S6E28
·
The Seeds of Death Part 6
Why These Connect
The narrative assertion
"The Doctor uses Jamie's knife to begin repairing the weather control unit, which leads to..."
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.