Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Nyssa's violent escape from the Sanctum
S18E23
·
The Keeper of Traken Part 3
To
Nyssa outmaneuvers pursuers with ion strike
S18E23
·
The Keeper of Traken Part 3
Why These Connect
The narrative assertion
"Nyssa's use of the ion bonder to incapacitate Neman and the Foster directly leads to the Doctor commending her cleverness and revealing their plan to escape to the TARDIS, demonstrating Nyssa's key role in their liberation."
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.