Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Yartek’s Key Demand and Ian’s Deception
S1E26
·
The Keys of Marinus
To
Ian’s deception and the fake key’s danger
S1E26
·
The Keys of Marinus
Why These Connect
The narrative assertion
"Ian giving Yartek the fake key directly leads Ian and Susan to realize the man they met was an imposter, and that they need to retrieve the key."
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.