Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Shuttle crashes in alien darkness
S5E15
·
Power Play
To
Possessed crew seizes the bridge
S5E15
·
Power Play
Why These Connect
The narrative assertion
"The shuttle crash-landing leads directly to Data recommending a search of the southern polar region, showing escalating effects of the possession."
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.