Causal
medium strength
Narrative Connection
How these two moments in the story relate
From
Isobel and Zoe trapped in Vaughn’s room
S6E14
·
The Invasion Part 4
To
Vaughn dismisses UNIT threat with arrogance
S6E14
·
The Invasion Part 4
Why These Connect
The narrative assertion
"Zoe's sabotage leading to their capture is echoed later when Vaughn is alerted to the helicopter and strangers, implying the Doctor is with UNIT, causing Vaughn to reinforce his position."
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.