Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Peri disables Kamelion and flees to TARDIS
S21E17
·
Planet of Fire Part 3
To
Peri sabotages gas surge control
S21E17
·
Planet of Fire Part 3
Why These Connect
The narrative assertion
"Peri's escape into the Master's TARDIS directly forces the Master to reassert control over the gas, as seen in his confirmation of power in controlling the numismaton gas flow."
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.