Causal
medium strength
Narrative Connection
How these two moments in the story relate
From
Doctor studies the crystal's properties
S11E22
·
Planet of the Spiders Part 2
To
Sarah reacts to vanished crystal
S11E22
·
Planet of the Spiders Part 2
Why These Connect
The narrative assertion
"Sarah's mention of the giant spider (beat_2ed1f2f5f988200b) creates a sense of urgency that immediately precedes the crystal's inexplicable disappearance (beat_88c2c59a82c8936d), hinting at the supernatural agency at play."
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.