Narrative Connection
How these two moments in the story relate
Why These Connect
The narrative assertion
"The Daleks' revelation of hidden explosives in Episode 18 leads directly to their sealing of upper levels in Episode 20 as they attempt to contain and destroy their enemies."
inferred by llm_cross_episode_character
Why This Matters Across Episodes
The longer arc this connection carries
The tactical awareness shown in uncovering explosives persists into Episode 20 where the same unit employs containment strategies (sealing levels) to prevent enemy egress, showing escalating strategic control.
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.