Foreshadowing
medium strength
Narrative Connection
How these two moments in the story relate
From
Sarah forces Yates to admit his suspicions
S11E21
·
Planet of the Spiders Part 1
To
Doctor seizes crystal as Clegg collapses
S11E21
·
Planet of the Spiders Part 1
Why These Connect
The narrative assertion
"The tractor hallucination introduces the theme of reality distortion, subtly foreshadowing the later uncontrolled psychic phenomena in the UNIT lab."
About Foreshadowing Connections
A hints at B. The first event plants narrative seeds that pay off later. These connections reward attentive viewers with a sense of inevitability on rewatch.